structs_encoding.go

// Code generated by fastssz. DO NOT EDIT.
// Hash: 69885630afba6713c32fbbe51461a2274838c282f5d8b07a25f67747aae31b28
// Version: 0.1.4
package spectests

import (
	ssz "github.com/ferranbt/fastssz"
)

// MarshalSSZ ssz marshals the AggregateAndProof object
func (a *AggregateAndProof) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AggregateAndProof object to a target array
func (a *AggregateAndProof) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(108)

	// Field (0) 'Index'
	dst = ssz.MarshalUint64(dst, a.Index)

	// Offset (1) 'Aggregate'
	dst = ssz.WriteOffset(dst, offset)

	// Field (2) 'SelectionProof'
	dst = append(dst, a.SelectionProof[:]...)

	// Field (1) 'Aggregate'
	if dst, err = a.Aggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AggregateAndProof object
func (a *AggregateAndProof) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 108 {
		return ssz.ErrSize
	}

	tail := buf
	var o1 uint64

	// Field (0) 'Index'
	a.Index = ssz.UnmarshallUint64(buf[0:8])

	// Offset (1) 'Aggregate'
	if o1 = ssz.ReadOffset(buf[8:12]); o1 > size {
		return ssz.ErrOffset
	}

	if o1 != 108 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (2) 'SelectionProof'
	copy(a.SelectionProof[:], buf[12:108])

	// Field (1) 'Aggregate'
	{
		buf = tail[o1:]
		if a.Aggregate == nil {
			a.Aggregate = new(Attestation)
		}
		if err = a.Aggregate.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AggregateAndProof object
func (a *AggregateAndProof) SizeSSZ() (size int) {
	size = 108

	// Field (1) 'Aggregate'
	if a.Aggregate == nil {
		a.Aggregate = new(Attestation)
	}
	size += a.Aggregate.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the AggregateAndProof object
func (a *AggregateAndProof) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AggregateAndProof object with a hasher
func (a *AggregateAndProof) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Index'
	hh.PutUint64(a.Index)

	// Field (1) 'Aggregate'
	if err = a.Aggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'SelectionProof'
	hh.PutBytes(a.SelectionProof[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the AggregateAndProof object
func (a *AggregateAndProof) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(a)
}

// MarshalSSZ ssz marshals the Checkpoint object
func (c *Checkpoint) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(c)
}

// MarshalSSZTo ssz marshals the Checkpoint object to a target array
func (c *Checkpoint) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Epoch'
	dst = ssz.MarshalUint64(dst, c.Epoch)

	// Field (1) 'Root'
	if size := len(c.Root); size != 32 {
		err = ssz.ErrBytesLengthFn("Checkpoint.Root", size, 32)
		return
	}
	dst = append(dst, c.Root...)

	return
}

// UnmarshalSSZ ssz unmarshals the Checkpoint object
func (c *Checkpoint) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 40 {
		return ssz.ErrSize
	}

	// Field (0) 'Epoch'
	c.Epoch = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'Root'
	if cap(c.Root) == 0 {
		c.Root = make([]byte, 0, len(buf[8:40]))
	}
	c.Root = append(c.Root, buf[8:40]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Checkpoint object
func (c *Checkpoint) SizeSSZ() (size int) {
	size = 40
	return
}

// HashTreeRoot ssz hashes the Checkpoint object
func (c *Checkpoint) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(c)
}

// HashTreeRootWith ssz hashes the Checkpoint object with a hasher
func (c *Checkpoint) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Epoch'
	hh.PutUint64(c.Epoch)

	// Field (1) 'Root'
	if size := len(c.Root); size != 32 {
		err = ssz.ErrBytesLengthFn("Checkpoint.Root", size, 32)
		return
	}
	hh.PutBytes(c.Root)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Checkpoint object
func (c *Checkpoint) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(c)
}

// MarshalSSZ ssz marshals the AttestationData object
func (a *AttestationData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AttestationData object to a target array
func (a *AttestationData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, uint64(a.Slot))

	// Field (1) 'Index'
	dst = ssz.MarshalUint64(dst, a.Index)

	// Field (2) 'BeaconBlockHash'
	dst = append(dst, a.BeaconBlockHash[:]...)

	// Field (3) 'Source'
	if a.Source == nil {
		a.Source = new(Checkpoint)
	}
	if dst, err = a.Source.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'Target'
	if a.Target == nil {
		a.Target = new(Checkpoint)
	}
	if dst, err = a.Target.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AttestationData object
func (a *AttestationData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 128 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	a.Slot = Slot(ssz.UnmarshallUint64(buf[0:8]))

	// Field (1) 'Index'
	a.Index = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'BeaconBlockHash'
	copy(a.BeaconBlockHash[:], buf[16:48])

	// Field (3) 'Source'
	if a.Source == nil {
		a.Source = new(Checkpoint)
	}
	if err = a.Source.UnmarshalSSZ(buf[48:88]); err != nil {
		return err
	}

	// Field (4) 'Target'
	if a.Target == nil {
		a.Target = new(Checkpoint)
	}
	if err = a.Target.UnmarshalSSZ(buf[88:128]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AttestationData object
func (a *AttestationData) SizeSSZ() (size int) {
	size = 128
	return
}

// HashTreeRoot ssz hashes the AttestationData object
func (a *AttestationData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AttestationData object with a hasher
func (a *AttestationData) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(uint64(a.Slot))

	// Field (1) 'Index'
	hh.PutUint64(a.Index)

	// Field (2) 'BeaconBlockHash'
	hh.PutBytes(a.BeaconBlockHash[:])

	// Field (3) 'Source'
	if a.Source == nil {
		a.Source = new(Checkpoint)
	}
	if err = a.Source.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'Target'
	if a.Target == nil {
		a.Target = new(Checkpoint)
	}
	if err = a.Target.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the AttestationData object
func (a *AttestationData) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(a)
}

// MarshalSSZ ssz marshals the Attestation object
func (a *Attestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the Attestation object to a target array
func (a *Attestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(228)

	// Offset (0) 'AggregationBits'
	dst = ssz.WriteOffset(dst, offset)

	// Field (1) 'Data'
	if a.Data == nil {
		a.Data = new(AttestationData)
	}
	if dst, err = a.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Signature'
	dst = append(dst, a.Signature[:]...)

	// Field (0) 'AggregationBits'
	if size := len(a.AggregationBits); size > 2048 {
		err = ssz.ErrBytesLengthFn("Attestation.AggregationBits", size, 2048)
		return
	}
	dst = append(dst, a.AggregationBits...)

	return
}

// UnmarshalSSZ ssz unmarshals the Attestation object
func (a *Attestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 228 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AggregationBits'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 228 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if a.Data == nil {
		a.Data = new(AttestationData)
	}
	if err = a.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'Signature'
	copy(a.Signature[:], buf[132:228])

	// Field (0) 'AggregationBits'
	{
		buf = tail[o0:]
		if err = ssz.ValidateBitlist(buf, 2048); err != nil {
			return err
		}
		if cap(a.AggregationBits) == 0 {
			a.AggregationBits = make([]byte, 0, len(buf))
		}
		a.AggregationBits = append(a.AggregationBits, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Attestation object
func (a *Attestation) SizeSSZ() (size int) {
	size = 228

	// Field (0) 'AggregationBits'
	size += len(a.AggregationBits)

	return
}

// HashTreeRoot ssz hashes the Attestation object
func (a *Attestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the Attestation object with a hasher
func (a *Attestation) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregationBits'
	if len(a.AggregationBits) == 0 {
		err = ssz.ErrEmptyBitlist
		return
	}
	hh.PutBitlist(a.AggregationBits, 2048)

	// Field (1) 'Data'
	if a.Data == nil {
		a.Data = new(AttestationData)
	}
	if err = a.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Signature'
	hh.PutBytes(a.Signature[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Attestation object
func (a *Attestation) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(a)
}

// MarshalSSZ ssz marshals the DepositData object
func (d *DepositData) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the DepositData object to a target array
func (d *DepositData) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Pubkey'
	dst = append(dst, d.Pubkey[:]...)

	// Field (1) 'WithdrawalCredentials'
	dst = append(dst, d.WithdrawalCredentials[:]...)

	// Field (2) 'Amount'
	dst = ssz.MarshalUint64(dst, d.Amount)

	// Field (3) 'Signature'
	if size := len(d.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("DepositData.Signature", size, 96)
		return
	}
	dst = append(dst, d.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the DepositData object
func (d *DepositData) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 184 {
		return ssz.ErrSize
	}

	// Field (0) 'Pubkey'
	copy(d.Pubkey[:], buf[0:48])

	// Field (1) 'WithdrawalCredentials'
	copy(d.WithdrawalCredentials[:], buf[48:80])

	// Field (2) 'Amount'
	d.Amount = ssz.UnmarshallUint64(buf[80:88])

	// Field (3) 'Signature'
	if cap(d.Signature) == 0 {
		d.Signature = make([]byte, 0, len(buf[88:184]))
	}
	d.Signature = append(d.Signature, buf[88:184]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the DepositData object
func (d *DepositData) SizeSSZ() (size int) {
	size = 184
	return
}

// HashTreeRoot ssz hashes the DepositData object
func (d *DepositData) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the DepositData object with a hasher
func (d *DepositData) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Pubkey'
	hh.PutBytes(d.Pubkey[:])

	// Field (1) 'WithdrawalCredentials'
	hh.PutBytes(d.WithdrawalCredentials[:])

	// Field (2) 'Amount'
	hh.PutUint64(d.Amount)

	// Field (3) 'Signature'
	if size := len(d.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("DepositData.Signature", size, 96)
		return
	}
	hh.PutBytes(d.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the DepositData object
func (d *DepositData) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(d)
}

// MarshalSSZ ssz marshals the Deposit object
func (d *Deposit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the Deposit object to a target array
func (d *Deposit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Proof'
	if size := len(d.Proof); size != 33 {
		err = ssz.ErrVectorLengthFn("Deposit.Proof", size, 33)
		return
	}
	for ii := 0; ii < 33; ii++ {
		if size := len(d.Proof[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("Deposit.Proof[ii]", size, 32)
			return
		}
		dst = append(dst, d.Proof[ii]...)
	}

	// Field (1) 'Data'
	if d.Data == nil {
		d.Data = new(DepositData)
	}
	if dst, err = d.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the Deposit object
func (d *Deposit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 1240 {
		return ssz.ErrSize
	}

	// Field (0) 'Proof'
	d.Proof = make([][]byte, 33)
	for ii := 0; ii < 33; ii++ {
		if cap(d.Proof[ii]) == 0 {
			d.Proof[ii] = make([]byte, 0, len(buf[0:1056][ii*32:(ii+1)*32]))
		}
		d.Proof[ii] = append(d.Proof[ii], buf[0:1056][ii*32:(ii+1)*32]...)
	}

	// Field (1) 'Data'
	if d.Data == nil {
		d.Data = new(DepositData)
	}
	if err = d.Data.UnmarshalSSZ(buf[1056:1240]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Deposit object
func (d *Deposit) SizeSSZ() (size int) {
	size = 1240
	return
}

// HashTreeRoot ssz hashes the Deposit object
func (d *Deposit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the Deposit object with a hasher
func (d *Deposit) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Proof'
	{
		if size := len(d.Proof); size != 33 {
			err = ssz.ErrVectorLengthFn("Deposit.Proof", size, 33)
			return
		}
		subIndx := hh.Index()
		for _, i := range d.Proof {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'Data'
	if d.Data == nil {
		d.Data = new(DepositData)
	}
	if err = d.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Deposit object
func (d *Deposit) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(d)
}

// MarshalSSZ ssz marshals the DepositMessage object
func (d *DepositMessage) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the DepositMessage object to a target array
func (d *DepositMessage) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Pubkey'
	if size := len(d.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("DepositMessage.Pubkey", size, 48)
		return
	}
	dst = append(dst, d.Pubkey...)

	// Field (1) 'WithdrawalCredentials'
	if size := len(d.WithdrawalCredentials); size != 32 {
		err = ssz.ErrBytesLengthFn("DepositMessage.WithdrawalCredentials", size, 32)
		return
	}
	dst = append(dst, d.WithdrawalCredentials...)

	// Field (2) 'Amount'
	dst = ssz.MarshalUint64(dst, d.Amount)

	return
}

// UnmarshalSSZ ssz unmarshals the DepositMessage object
func (d *DepositMessage) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 88 {
		return ssz.ErrSize
	}

	// Field (0) 'Pubkey'
	if cap(d.Pubkey) == 0 {
		d.Pubkey = make([]byte, 0, len(buf[0:48]))
	}
	d.Pubkey = append(d.Pubkey, buf[0:48]...)

	// Field (1) 'WithdrawalCredentials'
	if cap(d.WithdrawalCredentials) == 0 {
		d.WithdrawalCredentials = make([]byte, 0, len(buf[48:80]))
	}
	d.WithdrawalCredentials = append(d.WithdrawalCredentials, buf[48:80]...)

	// Field (2) 'Amount'
	d.Amount = ssz.UnmarshallUint64(buf[80:88])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the DepositMessage object
func (d *DepositMessage) SizeSSZ() (size int) {
	size = 88
	return
}

// HashTreeRoot ssz hashes the DepositMessage object
func (d *DepositMessage) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the DepositMessage object with a hasher
func (d *DepositMessage) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Pubkey'
	if size := len(d.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("DepositMessage.Pubkey", size, 48)
		return
	}
	hh.PutBytes(d.Pubkey)

	// Field (1) 'WithdrawalCredentials'
	if size := len(d.WithdrawalCredentials); size != 32 {
		err = ssz.ErrBytesLengthFn("DepositMessage.WithdrawalCredentials", size, 32)
		return
	}
	hh.PutBytes(d.WithdrawalCredentials)

	// Field (2) 'Amount'
	hh.PutUint64(d.Amount)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the DepositMessage object
func (d *DepositMessage) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(d)
}

// MarshalSSZ ssz marshals the IndexedAttestation object
func (i *IndexedAttestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(i)
}

// MarshalSSZTo ssz marshals the IndexedAttestation object to a target array
func (i *IndexedAttestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(228)

	// Offset (0) 'AttestationIndices'
	dst = ssz.WriteOffset(dst, offset)

	// Field (1) 'Data'
	if i.Data == nil {
		i.Data = new(AttestationData)
	}
	if dst, err = i.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Signature'
	if size := len(i.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("IndexedAttestation.Signature", size, 96)
		return
	}
	dst = append(dst, i.Signature...)

	// Field (0) 'AttestationIndices'
	if size := len(i.AttestationIndices); size > 2048 {
		err = ssz.ErrListTooBigFn("IndexedAttestation.AttestationIndices", size, 2048)
		return
	}
	for ii := 0; ii < len(i.AttestationIndices); ii++ {
		dst = ssz.MarshalUint64(dst, i.AttestationIndices[ii])
	}

	return
}

// UnmarshalSSZ ssz unmarshals the IndexedAttestation object
func (i *IndexedAttestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 228 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AttestationIndices'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 228 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if i.Data == nil {
		i.Data = new(AttestationData)
	}
	if err = i.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'Signature'
	if cap(i.Signature) == 0 {
		i.Signature = make([]byte, 0, len(buf[132:228]))
	}
	i.Signature = append(i.Signature, buf[132:228]...)

	// Field (0) 'AttestationIndices'
	{
		buf = tail[o0:]
		num, err := ssz.DivideInt2(len(buf), 8, 2048)
		if err != nil {
			return err
		}
		i.AttestationIndices = ssz.ExtendUint64(i.AttestationIndices, num)
		for ii := 0; ii < num; ii++ {
			i.AttestationIndices[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the IndexedAttestation object
func (i *IndexedAttestation) SizeSSZ() (size int) {
	size = 228

	// Field (0) 'AttestationIndices'
	size += len(i.AttestationIndices) * 8

	return
}

// HashTreeRoot ssz hashes the IndexedAttestation object
func (i *IndexedAttestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(i)
}

// HashTreeRootWith ssz hashes the IndexedAttestation object with a hasher
func (i *IndexedAttestation) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'AttestationIndices'
	{
		if size := len(i.AttestationIndices); size > 2048 {
			err = ssz.ErrListTooBigFn("IndexedAttestation.AttestationIndices", size, 2048)
			return
		}
		subIndx := hh.Index()
		for _, i := range i.AttestationIndices {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(i.AttestationIndices))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(2048, numItems, 8))
	}

	// Field (1) 'Data'
	if i.Data == nil {
		i.Data = new(AttestationData)
	}
	if err = i.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Signature'
	if size := len(i.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("IndexedAttestation.Signature", size, 96)
		return
	}
	hh.PutBytes(i.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the IndexedAttestation object
func (i *IndexedAttestation) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(i)
}

// MarshalSSZ ssz marshals the PendingAttestation object
func (p *PendingAttestation) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(p)
}

// MarshalSSZTo ssz marshals the PendingAttestation object to a target array
func (p *PendingAttestation) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(148)

	// Offset (0) 'AggregationBits'
	dst = ssz.WriteOffset(dst, offset)

	// Field (1) 'Data'
	if p.Data == nil {
		p.Data = new(AttestationData)
	}
	if dst, err = p.Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'InclusionDelay'
	dst = ssz.MarshalUint64(dst, p.InclusionDelay)

	// Field (3) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, p.ProposerIndex)

	// Field (0) 'AggregationBits'
	if size := len(p.AggregationBits); size > 2048 {
		err = ssz.ErrBytesLengthFn("PendingAttestation.AggregationBits", size, 2048)
		return
	}
	dst = append(dst, p.AggregationBits...)

	return
}

// UnmarshalSSZ ssz unmarshals the PendingAttestation object
func (p *PendingAttestation) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 148 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'AggregationBits'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 148 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Data'
	if p.Data == nil {
		p.Data = new(AttestationData)
	}
	if err = p.Data.UnmarshalSSZ(buf[4:132]); err != nil {
		return err
	}

	// Field (2) 'InclusionDelay'
	p.InclusionDelay = ssz.UnmarshallUint64(buf[132:140])

	// Field (3) 'ProposerIndex'
	p.ProposerIndex = ssz.UnmarshallUint64(buf[140:148])

	// Field (0) 'AggregationBits'
	{
		buf = tail[o0:]
		if err = ssz.ValidateBitlist(buf, 2048); err != nil {
			return err
		}
		if cap(p.AggregationBits) == 0 {
			p.AggregationBits = make([]byte, 0, len(buf))
		}
		p.AggregationBits = append(p.AggregationBits, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the PendingAttestation object
func (p *PendingAttestation) SizeSSZ() (size int) {
	size = 148

	// Field (0) 'AggregationBits'
	size += len(p.AggregationBits)

	return
}

// HashTreeRoot ssz hashes the PendingAttestation object
func (p *PendingAttestation) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(p)
}

// HashTreeRootWith ssz hashes the PendingAttestation object with a hasher
func (p *PendingAttestation) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'AggregationBits'
	if len(p.AggregationBits) == 0 {
		err = ssz.ErrEmptyBitlist
		return
	}
	hh.PutBitlist(p.AggregationBits, 2048)

	// Field (1) 'Data'
	if p.Data == nil {
		p.Data = new(AttestationData)
	}
	if err = p.Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'InclusionDelay'
	hh.PutUint64(p.InclusionDelay)

	// Field (3) 'ProposerIndex'
	hh.PutUint64(p.ProposerIndex)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the PendingAttestation object
func (p *PendingAttestation) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(p)
}

// MarshalSSZ ssz marshals the Fork object
func (f *Fork) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(f)
}

// MarshalSSZTo ssz marshals the Fork object to a target array
func (f *Fork) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PreviousVersion'
	if size := len(f.PreviousVersion); size != 4 {
		err = ssz.ErrBytesLengthFn("Fork.PreviousVersion", size, 4)
		return
	}
	dst = append(dst, f.PreviousVersion...)

	// Field (1) 'CurrentVersion'
	if size := len(f.CurrentVersion); size != 4 {
		err = ssz.ErrBytesLengthFn("Fork.CurrentVersion", size, 4)
		return
	}
	dst = append(dst, f.CurrentVersion...)

	// Field (2) 'Epoch'
	dst = ssz.MarshalUint64(dst, f.Epoch)

	return
}

// UnmarshalSSZ ssz unmarshals the Fork object
func (f *Fork) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'PreviousVersion'
	if cap(f.PreviousVersion) == 0 {
		f.PreviousVersion = make([]byte, 0, len(buf[0:4]))
	}
	f.PreviousVersion = append(f.PreviousVersion, buf[0:4]...)

	// Field (1) 'CurrentVersion'
	if cap(f.CurrentVersion) == 0 {
		f.CurrentVersion = make([]byte, 0, len(buf[4:8]))
	}
	f.CurrentVersion = append(f.CurrentVersion, buf[4:8]...)

	// Field (2) 'Epoch'
	f.Epoch = ssz.UnmarshallUint64(buf[8:16])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Fork object
func (f *Fork) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the Fork object
func (f *Fork) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(f)
}

// HashTreeRootWith ssz hashes the Fork object with a hasher
func (f *Fork) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'PreviousVersion'
	if size := len(f.PreviousVersion); size != 4 {
		err = ssz.ErrBytesLengthFn("Fork.PreviousVersion", size, 4)
		return
	}
	hh.PutBytes(f.PreviousVersion)

	// Field (1) 'CurrentVersion'
	if size := len(f.CurrentVersion); size != 4 {
		err = ssz.ErrBytesLengthFn("Fork.CurrentVersion", size, 4)
		return
	}
	hh.PutBytes(f.CurrentVersion)

	// Field (2) 'Epoch'
	hh.PutUint64(f.Epoch)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Fork object
func (f *Fork) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(f)
}

// MarshalSSZ ssz marshals the Validator object
func (v *Validator) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(v)
}

// MarshalSSZTo ssz marshals the Validator object to a target array
func (v *Validator) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Pubkey'
	if size := len(v.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("Validator.Pubkey", size, 48)
		return
	}
	dst = append(dst, v.Pubkey...)

	// Field (1) 'WithdrawalCredentials'
	if size := len(v.WithdrawalCredentials); size != 32 {
		err = ssz.ErrBytesLengthFn("Validator.WithdrawalCredentials", size, 32)
		return
	}
	dst = append(dst, v.WithdrawalCredentials...)

	// Field (2) 'EffectiveBalance'
	dst = ssz.MarshalUint64(dst, v.EffectiveBalance)

	// Field (3) 'Slashed'
	dst = ssz.MarshalBool(dst, v.Slashed)

	// Field (4) 'ActivationEligibilityEpoch'
	dst = ssz.MarshalUint64(dst, v.ActivationEligibilityEpoch)

	// Field (5) 'ActivationEpoch'
	dst = ssz.MarshalUint64(dst, v.ActivationEpoch)

	// Field (6) 'ExitEpoch'
	dst = ssz.MarshalUint64(dst, v.ExitEpoch)

	// Field (7) 'WithdrawableEpoch'
	dst = ssz.MarshalUint64(dst, v.WithdrawableEpoch)

	return
}

// UnmarshalSSZ ssz unmarshals the Validator object
func (v *Validator) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 121 {
		return ssz.ErrSize
	}

	// Field (0) 'Pubkey'
	if cap(v.Pubkey) == 0 {
		v.Pubkey = make([]byte, 0, len(buf[0:48]))
	}
	v.Pubkey = append(v.Pubkey, buf[0:48]...)

	// Field (1) 'WithdrawalCredentials'
	if cap(v.WithdrawalCredentials) == 0 {
		v.WithdrawalCredentials = make([]byte, 0, len(buf[48:80]))
	}
	v.WithdrawalCredentials = append(v.WithdrawalCredentials, buf[48:80]...)

	// Field (2) 'EffectiveBalance'
	v.EffectiveBalance = ssz.UnmarshallUint64(buf[80:88])

	// Field (3) 'Slashed'
	v.Slashed = ssz.UnmarshalBool(buf[88:89])

	// Field (4) 'ActivationEligibilityEpoch'
	v.ActivationEligibilityEpoch = ssz.UnmarshallUint64(buf[89:97])

	// Field (5) 'ActivationEpoch'
	v.ActivationEpoch = ssz.UnmarshallUint64(buf[97:105])

	// Field (6) 'ExitEpoch'
	v.ExitEpoch = ssz.UnmarshallUint64(buf[105:113])

	// Field (7) 'WithdrawableEpoch'
	v.WithdrawableEpoch = ssz.UnmarshallUint64(buf[113:121])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Validator object
func (v *Validator) SizeSSZ() (size int) {
	size = 121
	return
}

// HashTreeRoot ssz hashes the Validator object
func (v *Validator) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(v)
}

// HashTreeRootWith ssz hashes the Validator object with a hasher
func (v *Validator) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Pubkey'
	if size := len(v.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("Validator.Pubkey", size, 48)
		return
	}
	hh.PutBytes(v.Pubkey)

	// Field (1) 'WithdrawalCredentials'
	if size := len(v.WithdrawalCredentials); size != 32 {
		err = ssz.ErrBytesLengthFn("Validator.WithdrawalCredentials", size, 32)
		return
	}
	hh.PutBytes(v.WithdrawalCredentials)

	// Field (2) 'EffectiveBalance'
	hh.PutUint64(v.EffectiveBalance)

	// Field (3) 'Slashed'
	hh.PutBool(v.Slashed)

	// Field (4) 'ActivationEligibilityEpoch'
	hh.PutUint64(v.ActivationEligibilityEpoch)

	// Field (5) 'ActivationEpoch'
	hh.PutUint64(v.ActivationEpoch)

	// Field (6) 'ExitEpoch'
	hh.PutUint64(v.ExitEpoch)

	// Field (7) 'WithdrawableEpoch'
	hh.PutUint64(v.WithdrawableEpoch)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Validator object
func (v *Validator) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(v)
}

// MarshalSSZ ssz marshals the VoluntaryExit object
func (v *VoluntaryExit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(v)
}

// MarshalSSZTo ssz marshals the VoluntaryExit object to a target array
func (v *VoluntaryExit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Epoch'
	dst = ssz.MarshalUint64(dst, v.Epoch)

	// Field (1) 'ValidatorIndex'
	dst = ssz.MarshalUint64(dst, v.ValidatorIndex)

	return
}

// UnmarshalSSZ ssz unmarshals the VoluntaryExit object
func (v *VoluntaryExit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 16 {
		return ssz.ErrSize
	}

	// Field (0) 'Epoch'
	v.Epoch = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'ValidatorIndex'
	v.ValidatorIndex = ssz.UnmarshallUint64(buf[8:16])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the VoluntaryExit object
func (v *VoluntaryExit) SizeSSZ() (size int) {
	size = 16
	return
}

// HashTreeRoot ssz hashes the VoluntaryExit object
func (v *VoluntaryExit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(v)
}

// HashTreeRootWith ssz hashes the VoluntaryExit object with a hasher
func (v *VoluntaryExit) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Epoch'
	hh.PutUint64(v.Epoch)

	// Field (1) 'ValidatorIndex'
	hh.PutUint64(v.ValidatorIndex)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the VoluntaryExit object
func (v *VoluntaryExit) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(v)
}

// MarshalSSZ ssz marshals the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedVoluntaryExit object to a target array
func (s *SignedVoluntaryExit) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Exit'
	if s.Exit == nil {
		s.Exit = new(VoluntaryExit)
	}
	if dst, err = s.Exit.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	dst = append(dst, s.Signature[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 112 {
		return ssz.ErrSize
	}

	// Field (0) 'Exit'
	if s.Exit == nil {
		s.Exit = new(VoluntaryExit)
	}
	if err = s.Exit.UnmarshalSSZ(buf[0:16]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	copy(s.Signature[:], buf[16:112])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) SizeSSZ() (size int) {
	size = 112
	return
}

// HashTreeRoot ssz hashes the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedVoluntaryExit object with a hasher
func (s *SignedVoluntaryExit) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Exit'
	if s.Exit == nil {
		s.Exit = new(VoluntaryExit)
	}
	if err = s.Exit.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	hh.PutBytes(s.Signature[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SignedVoluntaryExit object
func (s *SignedVoluntaryExit) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the Eth1Block object
func (e *Eth1Block) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the Eth1Block object to a target array
func (e *Eth1Block) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Field (1) 'DepositRoot'
	if size := len(e.DepositRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Block.DepositRoot", size, 32)
		return
	}
	dst = append(dst, e.DepositRoot...)

	// Field (2) 'DepositCount'
	dst = ssz.MarshalUint64(dst, e.DepositCount)

	return
}

// UnmarshalSSZ ssz unmarshals the Eth1Block object
func (e *Eth1Block) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 48 {
		return ssz.ErrSize
	}

	// Field (0) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'DepositRoot'
	if cap(e.DepositRoot) == 0 {
		e.DepositRoot = make([]byte, 0, len(buf[8:40]))
	}
	e.DepositRoot = append(e.DepositRoot, buf[8:40]...)

	// Field (2) 'DepositCount'
	e.DepositCount = ssz.UnmarshallUint64(buf[40:48])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Eth1Block object
func (e *Eth1Block) SizeSSZ() (size int) {
	size = 48
	return
}

// HashTreeRoot ssz hashes the Eth1Block object
func (e *Eth1Block) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the Eth1Block object with a hasher
func (e *Eth1Block) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (1) 'DepositRoot'
	if size := len(e.DepositRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Block.DepositRoot", size, 32)
		return
	}
	hh.PutBytes(e.DepositRoot)

	// Field (2) 'DepositCount'
	hh.PutUint64(e.DepositCount)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Eth1Block object
func (e *Eth1Block) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the Eth1Data object
func (e *Eth1Data) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the Eth1Data object to a target array
func (e *Eth1Data) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'DepositRoot'
	if size := len(e.DepositRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Data.DepositRoot", size, 32)
		return
	}
	dst = append(dst, e.DepositRoot...)

	// Field (1) 'DepositCount'
	dst = ssz.MarshalUint64(dst, e.DepositCount)

	// Field (2) 'BlockHash'
	if size := len(e.BlockHash); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Data.BlockHash", size, 32)
		return
	}
	dst = append(dst, e.BlockHash...)

	return
}

// UnmarshalSSZ ssz unmarshals the Eth1Data object
func (e *Eth1Data) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 72 {
		return ssz.ErrSize
	}

	// Field (0) 'DepositRoot'
	if cap(e.DepositRoot) == 0 {
		e.DepositRoot = make([]byte, 0, len(buf[0:32]))
	}
	e.DepositRoot = append(e.DepositRoot, buf[0:32]...)

	// Field (1) 'DepositCount'
	e.DepositCount = ssz.UnmarshallUint64(buf[32:40])

	// Field (2) 'BlockHash'
	if cap(e.BlockHash) == 0 {
		e.BlockHash = make([]byte, 0, len(buf[40:72]))
	}
	e.BlockHash = append(e.BlockHash, buf[40:72]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Eth1Data object
func (e *Eth1Data) SizeSSZ() (size int) {
	size = 72
	return
}

// HashTreeRoot ssz hashes the Eth1Data object
func (e *Eth1Data) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the Eth1Data object with a hasher
func (e *Eth1Data) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'DepositRoot'
	if size := len(e.DepositRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Data.DepositRoot", size, 32)
		return
	}
	hh.PutBytes(e.DepositRoot)

	// Field (1) 'DepositCount'
	hh.PutUint64(e.DepositCount)

	// Field (2) 'BlockHash'
	if size := len(e.BlockHash); size != 32 {
		err = ssz.ErrBytesLengthFn("Eth1Data.BlockHash", size, 32)
		return
	}
	hh.PutBytes(e.BlockHash)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Eth1Data object
func (e *Eth1Data) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the SigningRoot object
func (s *SigningRoot) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SigningRoot object to a target array
func (s *SigningRoot) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'ObjectRoot'
	if size := len(s.ObjectRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("SigningRoot.ObjectRoot", size, 32)
		return
	}
	dst = append(dst, s.ObjectRoot...)

	// Field (1) 'Domain'
	if size := len(s.Domain); size != 8 {
		err = ssz.ErrBytesLengthFn("SigningRoot.Domain", size, 8)
		return
	}
	dst = append(dst, s.Domain...)

	return
}

// UnmarshalSSZ ssz unmarshals the SigningRoot object
func (s *SigningRoot) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 40 {
		return ssz.ErrSize
	}

	// Field (0) 'ObjectRoot'
	if cap(s.ObjectRoot) == 0 {
		s.ObjectRoot = make([]byte, 0, len(buf[0:32]))
	}
	s.ObjectRoot = append(s.ObjectRoot, buf[0:32]...)

	// Field (1) 'Domain'
	if cap(s.Domain) == 0 {
		s.Domain = make([]byte, 0, len(buf[32:40]))
	}
	s.Domain = append(s.Domain, buf[32:40]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SigningRoot object
func (s *SigningRoot) SizeSSZ() (size int) {
	size = 40
	return
}

// HashTreeRoot ssz hashes the SigningRoot object
func (s *SigningRoot) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SigningRoot object with a hasher
func (s *SigningRoot) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ObjectRoot'
	if size := len(s.ObjectRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("SigningRoot.ObjectRoot", size, 32)
		return
	}
	hh.PutBytes(s.ObjectRoot)

	// Field (1) 'Domain'
	if size := len(s.Domain); size != 8 {
		err = ssz.ErrBytesLengthFn("SigningRoot.Domain", size, 8)
		return
	}
	hh.PutBytes(s.Domain)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SigningRoot object
func (s *SigningRoot) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the HistoricalBatch object
func (h *HistoricalBatch) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(h)
}

// MarshalSSZTo ssz marshals the HistoricalBatch object to a target array
func (h *HistoricalBatch) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'BlockRoots'
	if size := len(h.BlockRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("HistoricalBatch.BlockRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = append(dst, h.BlockRoots[ii][:]...)
	}

	// Field (1) 'StateRoots'
	if size := len(h.StateRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("HistoricalBatch.StateRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = append(dst, h.StateRoots[ii][:]...)
	}

	return
}

// UnmarshalSSZ ssz unmarshals the HistoricalBatch object
func (h *HistoricalBatch) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 524288 {
		return ssz.ErrSize
	}

	// Field (0) 'BlockRoots'
	h.BlockRoots = make([][32]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		copy(h.BlockRoots[ii][:], buf[0:262144][ii*32:(ii+1)*32])
	}

	// Field (1) 'StateRoots'
	h.StateRoots = make([][32]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		copy(h.StateRoots[ii][:], buf[262144:524288][ii*32:(ii+1)*32])
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the HistoricalBatch object
func (h *HistoricalBatch) SizeSSZ() (size int) {
	size = 524288
	return
}

// HashTreeRoot ssz hashes the HistoricalBatch object
func (h *HistoricalBatch) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(h)
}

// HashTreeRootWith ssz hashes the HistoricalBatch object with a hasher
func (h *HistoricalBatch) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'BlockRoots'
	{
		if size := len(h.BlockRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("HistoricalBatch.BlockRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range h.BlockRoots {
			hh.Append(i[:])
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'StateRoots'
	{
		if size := len(h.StateRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("HistoricalBatch.StateRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range h.StateRoots {
			hh.Append(i[:])
		}
		hh.Merkleize(subIndx)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the HistoricalBatch object
func (h *HistoricalBatch) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(h)
}

// MarshalSSZ ssz marshals the ProposerSlashing object
func (p *ProposerSlashing) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(p)
}

// MarshalSSZTo ssz marshals the ProposerSlashing object to a target array
func (p *ProposerSlashing) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Header1'
	if p.Header1 == nil {
		p.Header1 = new(SignedBeaconBlockHeader)
	}
	if dst, err = p.Header1.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Header2'
	if p.Header2 == nil {
		p.Header2 = new(SignedBeaconBlockHeader)
	}
	if dst, err = p.Header2.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ProposerSlashing object
func (p *ProposerSlashing) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 416 {
		return ssz.ErrSize
	}

	// Field (0) 'Header1'
	if p.Header1 == nil {
		p.Header1 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header1.UnmarshalSSZ(buf[0:208]); err != nil {
		return err
	}

	// Field (1) 'Header2'
	if p.Header2 == nil {
		p.Header2 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header2.UnmarshalSSZ(buf[208:416]); err != nil {
		return err
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ProposerSlashing object
func (p *ProposerSlashing) SizeSSZ() (size int) {
	size = 416
	return
}

// HashTreeRoot ssz hashes the ProposerSlashing object
func (p *ProposerSlashing) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(p)
}

// HashTreeRootWith ssz hashes the ProposerSlashing object with a hasher
func (p *ProposerSlashing) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Header1'
	if p.Header1 == nil {
		p.Header1 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header1.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Header2'
	if p.Header2 == nil {
		p.Header2 = new(SignedBeaconBlockHeader)
	}
	if err = p.Header2.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ProposerSlashing object
func (p *ProposerSlashing) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(p)
}

// MarshalSSZ ssz marshals the AttesterSlashing object
func (a *AttesterSlashing) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(a)
}

// MarshalSSZTo ssz marshals the AttesterSlashing object to a target array
func (a *AttesterSlashing) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(8)

	// Offset (0) 'Attestation1'
	dst = ssz.WriteOffset(dst, offset)
	if a.Attestation1 == nil {
		a.Attestation1 = new(IndexedAttestation)
	}
	offset += a.Attestation1.SizeSSZ()

	// Offset (1) 'Attestation2'
	dst = ssz.WriteOffset(dst, offset)

	// Field (0) 'Attestation1'
	if dst, err = a.Attestation1.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Attestation2'
	if dst, err = a.Attestation2.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the AttesterSlashing object
func (a *AttesterSlashing) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 8 {
		return ssz.ErrSize
	}

	tail := buf
	var o0, o1 uint64

	// Offset (0) 'Attestation1'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 8 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (1) 'Attestation2'
	if o1 = ssz.ReadOffset(buf[4:8]); o1 > size || o0 > o1 {
		return ssz.ErrOffset
	}

	// Field (0) 'Attestation1'
	{
		buf = tail[o0:o1]
		if a.Attestation1 == nil {
			a.Attestation1 = new(IndexedAttestation)
		}
		if err = a.Attestation1.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}

	// Field (1) 'Attestation2'
	{
		buf = tail[o1:]
		if a.Attestation2 == nil {
			a.Attestation2 = new(IndexedAttestation)
		}
		if err = a.Attestation2.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the AttesterSlashing object
func (a *AttesterSlashing) SizeSSZ() (size int) {
	size = 8

	// Field (0) 'Attestation1'
	if a.Attestation1 == nil {
		a.Attestation1 = new(IndexedAttestation)
	}
	size += a.Attestation1.SizeSSZ()

	// Field (1) 'Attestation2'
	if a.Attestation2 == nil {
		a.Attestation2 = new(IndexedAttestation)
	}
	size += a.Attestation2.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the AttesterSlashing object
func (a *AttesterSlashing) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(a)
}

// HashTreeRootWith ssz hashes the AttesterSlashing object with a hasher
func (a *AttesterSlashing) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Attestation1'
	if err = a.Attestation1.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Attestation2'
	if err = a.Attestation2.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the AttesterSlashing object
func (a *AttesterSlashing) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(a)
}

// MarshalSSZ ssz marshals the BeaconBlock object
func (b *BeaconBlock) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlock object to a target array
func (b *BeaconBlock) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, b.ProposerIndex)

	// Field (2) 'ParentRoot'
	if size := len(b.ParentRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlock.ParentRoot", size, 32)
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if size := len(b.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlock.StateRoot", size, 32)
		return
	}
	dst = append(dst, b.StateRoot...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlock object
func (b *BeaconBlock) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 != 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BeaconBlockBodyPhase0)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlock object
func (b *BeaconBlock) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyPhase0)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlock object
func (b *BeaconBlock) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlock object with a hasher
func (b *BeaconBlock) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (1) 'ProposerIndex'
	hh.PutUint64(b.ProposerIndex)

	// Field (2) 'ParentRoot'
	if size := len(b.ParentRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlock.ParentRoot", size, 32)
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if size := len(b.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlock.StateRoot", size, 32)
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlock object
func (b *BeaconBlock) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the SignedBeaconBlock object
func (s *SignedBeaconBlock) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlock object to a target array
func (s *SignedBeaconBlock) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlock.Signature", size, 96)
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlock object
func (s *SignedBeaconBlock) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BeaconBlock)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlock object
func (s *SignedBeaconBlock) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BeaconBlock)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlock object
func (s *SignedBeaconBlock) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlock object with a hasher
func (s *SignedBeaconBlock) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlock.Signature", size, 96)
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SignedBeaconBlock object
func (s *SignedBeaconBlock) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the Transfer object
func (t *Transfer) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(t)
}

// MarshalSSZTo ssz marshals the Transfer object to a target array
func (t *Transfer) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Sender'
	dst = ssz.MarshalUint64(dst, t.Sender)

	// Field (1) 'Recipient'
	dst = ssz.MarshalUint64(dst, t.Recipient)

	// Field (2) 'Amount'
	dst = ssz.MarshalUint64(dst, t.Amount)

	// Field (3) 'Fee'
	dst = ssz.MarshalUint64(dst, t.Fee)

	// Field (4) 'Slot'
	dst = ssz.MarshalUint64(dst, t.Slot)

	// Field (5) 'Pubkey'
	if size := len(t.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("Transfer.Pubkey", size, 48)
		return
	}
	dst = append(dst, t.Pubkey...)

	// Field (6) 'Signature'
	if size := len(t.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("Transfer.Signature", size, 96)
		return
	}
	dst = append(dst, t.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the Transfer object
func (t *Transfer) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 184 {
		return ssz.ErrSize
	}

	// Field (0) 'Sender'
	t.Sender = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'Recipient'
	t.Recipient = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'Amount'
	t.Amount = ssz.UnmarshallUint64(buf[16:24])

	// Field (3) 'Fee'
	t.Fee = ssz.UnmarshallUint64(buf[24:32])

	// Field (4) 'Slot'
	t.Slot = ssz.UnmarshallUint64(buf[32:40])

	// Field (5) 'Pubkey'
	if cap(t.Pubkey) == 0 {
		t.Pubkey = make([]byte, 0, len(buf[40:88]))
	}
	t.Pubkey = append(t.Pubkey, buf[40:88]...)

	// Field (6) 'Signature'
	if cap(t.Signature) == 0 {
		t.Signature = make([]byte, 0, len(buf[88:184]))
	}
	t.Signature = append(t.Signature, buf[88:184]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Transfer object
func (t *Transfer) SizeSSZ() (size int) {
	size = 184
	return
}

// HashTreeRoot ssz hashes the Transfer object
func (t *Transfer) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(t)
}

// HashTreeRootWith ssz hashes the Transfer object with a hasher
func (t *Transfer) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Sender'
	hh.PutUint64(t.Sender)

	// Field (1) 'Recipient'
	hh.PutUint64(t.Recipient)

	// Field (2) 'Amount'
	hh.PutUint64(t.Amount)

	// Field (3) 'Fee'
	hh.PutUint64(t.Fee)

	// Field (4) 'Slot'
	hh.PutUint64(t.Slot)

	// Field (5) 'Pubkey'
	if size := len(t.Pubkey); size != 48 {
		err = ssz.ErrBytesLengthFn("Transfer.Pubkey", size, 48)
		return
	}
	hh.PutBytes(t.Pubkey)

	// Field (6) 'Signature'
	if size := len(t.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("Transfer.Signature", size, 96)
		return
	}
	hh.PutBytes(t.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Transfer object
func (t *Transfer) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(t)
}

// MarshalSSZ ssz marshals the BeaconState object
func (b *BeaconState) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconState object to a target array
func (b *BeaconState) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2687377)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconState.GenesisValidatorsRoot", size, 32)
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if size := len(b.BlockRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconState.BlockRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.BlockRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconState.BlockRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if size := len(b.StateRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconState.StateRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.StateRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconState.StateRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if size := len(b.RandaoMixes); size != 65536 {
		err = ssz.ErrVectorLengthFn("BeaconState.RandaoMixes", size, 65536)
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if size := len(b.RandaoMixes[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconState.RandaoMixes[ii]", size, 32)
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if size := len(b.Slashings); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconState.Slashings", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochAttestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		offset += 4
		offset += b.PreviousEpochAttestations[ii].SizeSSZ()
	}

	// Offset (16) 'CurrentEpochAttestations'
	dst = ssz.WriteOffset(dst, offset)

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconState.JustificationBits", size, 1)
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (7) 'HistoricalRoots'
	if size := len(b.HistoricalRoots); size > 16777216 {
		err = ssz.ErrListTooBigFn("BeaconState.HistoricalRoots", size, 16777216)
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if size := len(b.HistoricalRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconState.HistoricalRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if size := len(b.Eth1DataVotes); size > 2048 {
		err = ssz.ErrListTooBigFn("BeaconState.Eth1DataVotes", size, 2048)
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if size := len(b.Validators); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconState.Validators", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if size := len(b.Balances); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconState.Balances", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochAttestations'
	if size := len(b.PreviousEpochAttestations); size > 4096 {
		err = ssz.ErrListTooBigFn("BeaconState.PreviousEpochAttestations", size, 4096)
		return
	}
	{
		offset = 4 * len(b.PreviousEpochAttestations)
		for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.PreviousEpochAttestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		if dst, err = b.PreviousEpochAttestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (16) 'CurrentEpochAttestations'
	if size := len(b.CurrentEpochAttestations); size > 4096 {
		err = ssz.ErrListTooBigFn("BeaconState.CurrentEpochAttestations", size, 4096)
		return
	}
	{
		offset = 4 * len(b.CurrentEpochAttestations)
		for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.CurrentEpochAttestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
		if dst, err = b.CurrentEpochAttestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconState object
func (b *BeaconState) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2687377 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[40:48])

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 != 2687377 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochAttestations'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochAttestations'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochAttestations'
	{
		buf = tail[o15:o16]
		num, err := ssz.DecodeDynamicLength(buf, 4096)
		if err != nil {
			return err
		}
		b.PreviousEpochAttestations = make([]*PendingAttestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.PreviousEpochAttestations[indx] == nil {
				b.PreviousEpochAttestations[indx] = new(PendingAttestation)
			}
			if err = b.PreviousEpochAttestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (16) 'CurrentEpochAttestations'
	{
		buf = tail[o16:]
		num, err := ssz.DecodeDynamicLength(buf, 4096)
		if err != nil {
			return err
		}
		b.CurrentEpochAttestations = make([]*PendingAttestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.CurrentEpochAttestations[indx] == nil {
				b.CurrentEpochAttestations[indx] = new(PendingAttestation)
			}
			if err = b.CurrentEpochAttestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconState object
func (b *BeaconState) SizeSSZ() (size int) {
	size = 2687377

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochAttestations'
	for ii := 0; ii < len(b.PreviousEpochAttestations); ii++ {
		size += 4
		size += b.PreviousEpochAttestations[ii].SizeSSZ()
	}

	// Field (16) 'CurrentEpochAttestations'
	for ii := 0; ii < len(b.CurrentEpochAttestations); ii++ {
		size += 4
		size += b.CurrentEpochAttestations[ii].SizeSSZ()
	}

	return
}

// HashTreeRoot ssz hashes the BeaconState object
func (b *BeaconState) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconState object with a hasher
func (b *BeaconState) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconState.GenesisValidatorsRoot", size, 32)
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if size := len(b.BlockRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconState.BlockRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if size := len(b.StateRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconState.StateRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if size := len(b.HistoricalRoots); size > 16777216 {
			err = ssz.ErrListTooBigFn("BeaconState.HistoricalRoots", size, 16777216)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, 16777216)
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if size := len(b.Balances); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconState.Balances", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if size := len(b.RandaoMixes); size != 65536 {
			err = ssz.ErrVectorLengthFn("BeaconState.RandaoMixes", size, 65536)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if size := len(b.Slashings); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconState.Slashings", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochAttestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.PreviousEpochAttestations))
		if num > 4096 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.PreviousEpochAttestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 4096)
	}

	// Field (16) 'CurrentEpochAttestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.CurrentEpochAttestations))
		if num > 4096 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.CurrentEpochAttestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 4096)
	}

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconState.JustificationBits", size, 1)
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconState object
func (b *BeaconState) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconBlockBodyPhase0 object
func (b *BeaconBlockBodyPhase0) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyPhase0 object to a target array
func (b *BeaconBlockBodyPhase0) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(220)

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyPhase0.RandaoReveal", size, 96)
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	dst = append(dst, b.Graffiti[:]...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)

	// Field (3) 'ProposerSlashings'
	if size := len(b.ProposerSlashings); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyPhase0.ProposerSlashings", size, 16)
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if size := len(b.AttesterSlashings); size > 2 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyPhase0.AttesterSlashings", size, 2)
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if size := len(b.Attestations); size > 128 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyPhase0.Attestations", size, 128)
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if size := len(b.Deposits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyPhase0.Deposits", size, 16)
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if size := len(b.VoluntaryExits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyPhase0.VoluntaryExits", size, 16)
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyPhase0 object
func (b *BeaconBlockBodyPhase0) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 220 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	copy(b.Graffiti[:], buf[168:200])

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 != 220 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyPhase0 object
func (b *BeaconBlockBodyPhase0) SizeSSZ() (size int) {
	size = 220

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyPhase0 object
func (b *BeaconBlockBodyPhase0) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyPhase0 object with a hasher
func (b *BeaconBlockBodyPhase0) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyPhase0.RandaoReveal", size, 96)
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	hh.PutBytes(b.Graffiti[:])

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockBodyPhase0 object
func (b *BeaconBlockBodyPhase0) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyAltair object to a target array
func (b *BeaconBlockBodyAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(380)

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyAltair.RandaoReveal", size, 96)
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	dst = append(dst, b.Graffiti[:]...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (3) 'ProposerSlashings'
	if size := len(b.ProposerSlashings); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyAltair.ProposerSlashings", size, 16)
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if size := len(b.AttesterSlashings); size > 2 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyAltair.AttesterSlashings", size, 2)
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if size := len(b.Attestations); size > 128 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyAltair.Attestations", size, 128)
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if size := len(b.Deposits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyAltair.Deposits", size, 16)
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if size := len(b.VoluntaryExits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyAltair.VoluntaryExits", size, 16)
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 380 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	copy(b.Graffiti[:], buf[168:200])

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 != 380 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) SizeSSZ() (size int) {
	size = 380

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyAltair object with a hasher
func (b *BeaconBlockBodyAltair) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyAltair.RandaoReveal", size, 96)
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	hh.PutBytes(b.Graffiti[:])

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockBodyAltair object
func (b *BeaconBlockBodyAltair) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyBellatrix object to a target array
func (b *BeaconBlockBodyBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(384)

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyBellatrix.RandaoReveal", size, 96)
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	dst = append(dst, b.Graffiti[:]...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'ExecutionPayload'
	dst = ssz.WriteOffset(dst, offset)

	// Field (3) 'ProposerSlashings'
	if size := len(b.ProposerSlashings); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyBellatrix.ProposerSlashings", size, 16)
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if size := len(b.AttesterSlashings); size > 2 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyBellatrix.AttesterSlashings", size, 2)
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if size := len(b.Attestations); size > 128 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyBellatrix.Attestations", size, 128)
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if size := len(b.Deposits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyBellatrix.Deposits", size, 16)
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if size := len(b.VoluntaryExits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyBellatrix.VoluntaryExits", size, 16)
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (9) 'ExecutionPayload'
	if dst, err = b.ExecutionPayload.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 384 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7, o9 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	copy(b.Graffiti[:], buf[168:200])

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 != 384 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Offset (9) 'ExecutionPayload'
	if o9 = ssz.ReadOffset(buf[380:384]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}

	// Field (9) 'ExecutionPayload'
	{
		buf = tail[o9:]
		if b.ExecutionPayload == nil {
			b.ExecutionPayload = new(ExecutionPayload)
		}
		if err = b.ExecutionPayload.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) SizeSSZ() (size int) {
	size = 384

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	// Field (9) 'ExecutionPayload'
	if b.ExecutionPayload == nil {
		b.ExecutionPayload = new(ExecutionPayload)
	}
	size += b.ExecutionPayload.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyBellatrix object with a hasher
func (b *BeaconBlockBodyBellatrix) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyBellatrix.RandaoReveal", size, 96)
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	hh.PutBytes(b.Graffiti[:])

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'ExecutionPayload'
	if err = b.ExecutionPayload.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockBodyBellatrix object
func (b *BeaconBlockBodyBellatrix) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconStateAltair object
func (b *BeaconStateAltair) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconStateAltair object to a target array
func (b *BeaconStateAltair) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2736629)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.GenesisValidatorsRoot", size, 32)
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if size := len(b.BlockRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateAltair.BlockRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.BlockRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateAltair.BlockRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if size := len(b.StateRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateAltair.StateRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.StateRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateAltair.StateRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if size := len(b.RandaoMixes); size != 65536 {
		err = ssz.ErrVectorLengthFn("BeaconStateAltair.RandaoMixes", size, 65536)
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if size := len(b.RandaoMixes[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateAltair.RandaoMixes[ii]", size, 32)
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if size := len(b.Slashings); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateAltair.Slashings", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.PreviousEpochParticipation)

	// Offset (16) 'CurrentEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.CurrentEpochParticipation)

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.JustificationBits", size, 1)
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (21) 'InactivityScores'
	dst = ssz.WriteOffset(dst, offset)

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.CurrentSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.NextSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (7) 'HistoricalRoots'
	if size := len(b.HistoricalRoots); size > 16777216 {
		err = ssz.ErrListTooBigFn("BeaconStateAltair.HistoricalRoots", size, 16777216)
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if size := len(b.HistoricalRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateAltair.HistoricalRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if size := len(b.Eth1DataVotes); size > 2048 {
		err = ssz.ErrListTooBigFn("BeaconStateAltair.Eth1DataVotes", size, 2048)
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if size := len(b.Validators); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateAltair.Validators", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if size := len(b.Balances); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateAltair.Balances", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochParticipation'
	if size := len(b.PreviousEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.PreviousEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.PreviousEpochParticipation...)

	// Field (16) 'CurrentEpochParticipation'
	if size := len(b.CurrentEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.CurrentEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.CurrentEpochParticipation...)

	// Field (21) 'InactivityScores'
	if size := len(b.InactivityScores); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateAltair.InactivityScores", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.InactivityScores); ii++ {
		dst = ssz.MarshalUint64(dst, b.InactivityScores[ii])
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconStateAltair object
func (b *BeaconStateAltair) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2736629 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16, o21 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[40:48])

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 != 2736629 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochParticipation'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochParticipation'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Offset (21) 'InactivityScores'
	if o21 = ssz.ReadOffset(buf[2687377:2687381]); o21 > size || o16 > o21 {
		return ssz.ErrOffset
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.UnmarshalSSZ(buf[2687381:2712005]); err != nil {
		return err
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.UnmarshalSSZ(buf[2712005:2736629]); err != nil {
		return err
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		buf = tail[o15:o16]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.PreviousEpochParticipation) == 0 {
			b.PreviousEpochParticipation = make([]byte, 0, len(buf))
		}
		b.PreviousEpochParticipation = append(b.PreviousEpochParticipation, buf...)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		buf = tail[o16:o21]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.CurrentEpochParticipation) == 0 {
			b.CurrentEpochParticipation = make([]byte, 0, len(buf))
		}
		b.CurrentEpochParticipation = append(b.CurrentEpochParticipation, buf...)
	}

	// Field (21) 'InactivityScores'
	{
		buf = tail[o21:]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.InactivityScores = ssz.ExtendUint64(b.InactivityScores, num)
		for ii := 0; ii < num; ii++ {
			b.InactivityScores[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconStateAltair object
func (b *BeaconStateAltair) SizeSSZ() (size int) {
	size = 2736629

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochParticipation'
	size += len(b.PreviousEpochParticipation)

	// Field (16) 'CurrentEpochParticipation'
	size += len(b.CurrentEpochParticipation)

	// Field (21) 'InactivityScores'
	size += len(b.InactivityScores) * 8

	return
}

// HashTreeRoot ssz hashes the BeaconStateAltair object
func (b *BeaconStateAltair) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconStateAltair object with a hasher
func (b *BeaconStateAltair) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.GenesisValidatorsRoot", size, 32)
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if size := len(b.BlockRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateAltair.BlockRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if size := len(b.StateRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateAltair.StateRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if size := len(b.HistoricalRoots); size > 16777216 {
			err = ssz.ErrListTooBigFn("BeaconStateAltair.HistoricalRoots", size, 16777216)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, 16777216)
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if size := len(b.Balances); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateAltair.Balances", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if size := len(b.RandaoMixes); size != 65536 {
			err = ssz.ErrVectorLengthFn("BeaconStateAltair.RandaoMixes", size, 65536)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if size := len(b.Slashings); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateAltair.Slashings", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.PreviousEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.PreviousEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.CurrentEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.CurrentEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconStateAltair.JustificationBits", size, 1)
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (21) 'InactivityScores'
	{
		if size := len(b.InactivityScores); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateAltair.InactivityScores", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.InactivityScores {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.InactivityScores))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconStateAltair object
func (b *BeaconStateAltair) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconStateBellatrix object to a target array
func (b *BeaconStateBellatrix) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2736633)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.GenesisValidatorsRoot", size, 32)
		return
	}
	dst = append(dst, b.GenesisValidatorsRoot...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	if size := len(b.BlockRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.BlockRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.BlockRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.BlockRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.BlockRoots[ii]...)
	}

	// Field (6) 'StateRoots'
	if size := len(b.StateRoots); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.StateRoots", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		if size := len(b.StateRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.StateRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.StateRoots[ii]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	if size := len(b.RandaoMixes); size != 65536 {
		err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.RandaoMixes", size, 65536)
		return
	}
	for ii := 0; ii < 65536; ii++ {
		if size := len(b.RandaoMixes[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.RandaoMixes[ii]", size, 32)
			return
		}
		dst = append(dst, b.RandaoMixes[ii]...)
	}

	// Field (14) 'Slashings'
	if size := len(b.Slashings); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.Slashings", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.PreviousEpochParticipation)

	// Offset (16) 'CurrentEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.CurrentEpochParticipation)

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.JustificationBits", size, 1)
		return
	}
	dst = append(dst, b.JustificationBits...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (21) 'InactivityScores'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.InactivityScores) * 8

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.CurrentSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.NextSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	dst = ssz.WriteOffset(dst, offset)

	// Field (7) 'HistoricalRoots'
	if size := len(b.HistoricalRoots); size > 16777216 {
		err = ssz.ErrListTooBigFn("BeaconStateBellatrix.HistoricalRoots", size, 16777216)
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if size := len(b.HistoricalRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.HistoricalRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if size := len(b.Eth1DataVotes); size > 2048 {
		err = ssz.ErrListTooBigFn("BeaconStateBellatrix.Eth1DataVotes", size, 2048)
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if size := len(b.Validators); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateBellatrix.Validators", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if size := len(b.Balances); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateBellatrix.Balances", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochParticipation'
	if size := len(b.PreviousEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.PreviousEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.PreviousEpochParticipation...)

	// Field (16) 'CurrentEpochParticipation'
	if size := len(b.CurrentEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.CurrentEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.CurrentEpochParticipation...)

	// Field (21) 'InactivityScores'
	if size := len(b.InactivityScores); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateBellatrix.InactivityScores", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.InactivityScores); ii++ {
		dst = ssz.MarshalUint64(dst, b.InactivityScores[ii])
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if dst, err = b.LatestExecutionPayloadHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2736633 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16, o21, o24 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	if cap(b.GenesisValidatorsRoot) == 0 {
		b.GenesisValidatorsRoot = make([]byte, 0, len(buf[8:40]))
	}
	b.GenesisValidatorsRoot = append(b.GenesisValidatorsRoot, buf[8:40]...)

	// Field (2) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[40:48])

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'
	b.BlockRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.BlockRoots[ii]) == 0 {
			b.BlockRoots[ii] = make([]byte, 0, len(buf[176:262320][ii*32:(ii+1)*32]))
		}
		b.BlockRoots[ii] = append(b.BlockRoots[ii], buf[176:262320][ii*32:(ii+1)*32]...)
	}

	// Field (6) 'StateRoots'
	b.StateRoots = make([][]byte, 8192)
	for ii := 0; ii < 8192; ii++ {
		if cap(b.StateRoots[ii]) == 0 {
			b.StateRoots[ii] = make([]byte, 0, len(buf[262320:524464][ii*32:(ii+1)*32]))
		}
		b.StateRoots[ii] = append(b.StateRoots[ii], buf[262320:524464][ii*32:(ii+1)*32]...)
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 != 2736633 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'
	b.RandaoMixes = make([][]byte, 65536)
	for ii := 0; ii < 65536; ii++ {
		if cap(b.RandaoMixes[ii]) == 0 {
			b.RandaoMixes[ii] = make([]byte, 0, len(buf[524560:2621712][ii*32:(ii+1)*32]))
		}
		b.RandaoMixes[ii] = append(b.RandaoMixes[ii], buf[524560:2621712][ii*32:(ii+1)*32]...)
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochParticipation'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochParticipation'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	if cap(b.JustificationBits) == 0 {
		b.JustificationBits = make([]byte, 0, len(buf[2687256:2687257]))
	}
	b.JustificationBits = append(b.JustificationBits, buf[2687256:2687257]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Offset (21) 'InactivityScores'
	if o21 = ssz.ReadOffset(buf[2687377:2687381]); o21 > size || o16 > o21 {
		return ssz.ErrOffset
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.UnmarshalSSZ(buf[2687381:2712005]); err != nil {
		return err
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.UnmarshalSSZ(buf[2712005:2736629]); err != nil {
		return err
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	if o24 = ssz.ReadOffset(buf[2736629:2736633]); o24 > size || o21 > o24 {
		return ssz.ErrOffset
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		buf = tail[o15:o16]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.PreviousEpochParticipation) == 0 {
			b.PreviousEpochParticipation = make([]byte, 0, len(buf))
		}
		b.PreviousEpochParticipation = append(b.PreviousEpochParticipation, buf...)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		buf = tail[o16:o21]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.CurrentEpochParticipation) == 0 {
			b.CurrentEpochParticipation = make([]byte, 0, len(buf))
		}
		b.CurrentEpochParticipation = append(b.CurrentEpochParticipation, buf...)
	}

	// Field (21) 'InactivityScores'
	{
		buf = tail[o21:o24]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.InactivityScores = ssz.ExtendUint64(b.InactivityScores, num)
		for ii := 0; ii < num; ii++ {
			b.InactivityScores[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	{
		buf = tail[o24:]
		if b.LatestExecutionPayloadHeader == nil {
			b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeader)
		}
		if err = b.LatestExecutionPayloadHeader.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) SizeSSZ() (size int) {
	size = 2736633

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochParticipation'
	size += len(b.PreviousEpochParticipation)

	// Field (16) 'CurrentEpochParticipation'
	size += len(b.CurrentEpochParticipation)

	// Field (21) 'InactivityScores'
	size += len(b.InactivityScores) * 8

	// Field (24) 'LatestExecutionPayloadHeader'
	if b.LatestExecutionPayloadHeader == nil {
		b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeader)
	}
	size += b.LatestExecutionPayloadHeader.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconStateBellatrix object with a hasher
func (b *BeaconStateBellatrix) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	if size := len(b.GenesisValidatorsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.GenesisValidatorsRoot", size, 32)
		return
	}
	hh.PutBytes(b.GenesisValidatorsRoot)

	// Field (2) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		if size := len(b.BlockRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.BlockRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		if size := len(b.StateRoots); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.StateRoots", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if size := len(b.HistoricalRoots); size > 16777216 {
			err = ssz.ErrListTooBigFn("BeaconStateBellatrix.HistoricalRoots", size, 16777216)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, 16777216)
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if size := len(b.Balances); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateBellatrix.Balances", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		if size := len(b.RandaoMixes); size != 65536 {
			err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.RandaoMixes", size, 65536)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if size := len(b.Slashings); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateBellatrix.Slashings", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.PreviousEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.PreviousEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.CurrentEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.CurrentEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (17) 'JustificationBits'
	if size := len(b.JustificationBits); size != 1 {
		err = ssz.ErrBytesLengthFn("BeaconStateBellatrix.JustificationBits", size, 1)
		return
	}
	hh.PutBytes(b.JustificationBits)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (21) 'InactivityScores'
	{
		if size := len(b.InactivityScores); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateBellatrix.InactivityScores", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.InactivityScores {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.InactivityScores))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if err = b.LatestExecutionPayloadHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconStateBellatrix object
func (b *BeaconStateBellatrix) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlockHeader object to a target array
func (s *SignedBeaconBlockHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Header'
	if s.Header == nil {
		s.Header = new(BeaconBlockHeader)
	}
	if dst, err = s.Header.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlockHeader.Signature", size, 96)
		return
	}
	dst = append(dst, s.Signature...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 208 {
		return ssz.ErrSize
	}

	// Field (0) 'Header'
	if s.Header == nil {
		s.Header = new(BeaconBlockHeader)
	}
	if err = s.Header.UnmarshalSSZ(buf[0:112]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[112:208]))
	}
	s.Signature = append(s.Signature, buf[112:208]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) SizeSSZ() (size int) {
	size = 208
	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlockHeader object with a hasher
func (s *SignedBeaconBlockHeader) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Header'
	if s.Header == nil {
		s.Header = new(BeaconBlockHeader)
	}
	if err = s.Header.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlockHeader.Signature", size, 96)
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SignedBeaconBlockHeader object
func (s *SignedBeaconBlockHeader) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the BeaconBlockHeader object
func (b *BeaconBlockHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockHeader object to a target array
func (b *BeaconBlockHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, b.ProposerIndex)

	// Field (2) 'ParentRoot'
	if size := len(b.ParentRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.ParentRoot", size, 32)
		return
	}
	dst = append(dst, b.ParentRoot...)

	// Field (3) 'StateRoot'
	if size := len(b.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.StateRoot", size, 32)
		return
	}
	dst = append(dst, b.StateRoot...)

	// Field (4) 'BodyRoot'
	if size := len(b.BodyRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.BodyRoot", size, 32)
		return
	}
	dst = append(dst, b.BodyRoot...)

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockHeader object
func (b *BeaconBlockHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 112 {
		return ssz.ErrSize
	}

	// Field (0) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'ParentRoot'
	if cap(b.ParentRoot) == 0 {
		b.ParentRoot = make([]byte, 0, len(buf[16:48]))
	}
	b.ParentRoot = append(b.ParentRoot, buf[16:48]...)

	// Field (3) 'StateRoot'
	if cap(b.StateRoot) == 0 {
		b.StateRoot = make([]byte, 0, len(buf[48:80]))
	}
	b.StateRoot = append(b.StateRoot, buf[48:80]...)

	// Field (4) 'BodyRoot'
	if cap(b.BodyRoot) == 0 {
		b.BodyRoot = make([]byte, 0, len(buf[80:112]))
	}
	b.BodyRoot = append(b.BodyRoot, buf[80:112]...)

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockHeader object
func (b *BeaconBlockHeader) SizeSSZ() (size int) {
	size = 112
	return
}

// HashTreeRoot ssz hashes the BeaconBlockHeader object
func (b *BeaconBlockHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockHeader object with a hasher
func (b *BeaconBlockHeader) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (1) 'ProposerIndex'
	hh.PutUint64(b.ProposerIndex)

	// Field (2) 'ParentRoot'
	if size := len(b.ParentRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.ParentRoot", size, 32)
		return
	}
	hh.PutBytes(b.ParentRoot)

	// Field (3) 'StateRoot'
	if size := len(b.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.StateRoot", size, 32)
		return
	}
	hh.PutBytes(b.StateRoot)

	// Field (4) 'BodyRoot'
	if size := len(b.BodyRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("BeaconBlockHeader.BodyRoot", size, 32)
		return
	}
	hh.PutBytes(b.BodyRoot)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockHeader object
func (b *BeaconBlockHeader) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the ErrorResponse object
func (e *ErrorResponse) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ErrorResponse object to a target array
func (e *ErrorResponse) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(4)

	// Offset (0) 'Message'
	dst = ssz.WriteOffset(dst, offset)

	// Field (0) 'Message'
	if size := len(e.Message); size > 256 {
		err = ssz.ErrBytesLengthFn("ErrorResponse.Message", size, 256)
		return
	}
	dst = append(dst, e.Message...)

	return
}

// UnmarshalSSZ ssz unmarshals the ErrorResponse object
func (e *ErrorResponse) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 4 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Message'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 4 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (0) 'Message'
	{
		buf = tail[o0:]
		if len(buf) > 256 {
			return ssz.ErrBytesLength
		}
		if cap(e.Message) == 0 {
			e.Message = make([]byte, 0, len(buf))
		}
		e.Message = append(e.Message, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ErrorResponse object
func (e *ErrorResponse) SizeSSZ() (size int) {
	size = 4

	// Field (0) 'Message'
	size += len(e.Message)

	return
}

// HashTreeRoot ssz hashes the ErrorResponse object
func (e *ErrorResponse) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ErrorResponse object with a hasher
func (e *ErrorResponse) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Message'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.Message))
		if byteLen > 256 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.Message)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (256+31)/32)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ErrorResponse object
func (e *ErrorResponse) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the Dummy object
func (d *Dummy) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(d)
}

// MarshalSSZTo ssz marshals the Dummy object to a target array
func (d *Dummy) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	return
}

// UnmarshalSSZ ssz unmarshals the Dummy object
func (d *Dummy) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 0 {
		return ssz.ErrSize
	}

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Dummy object
func (d *Dummy) SizeSSZ() (size int) {
	size = 0
	return
}

// HashTreeRoot ssz hashes the Dummy object
func (d *Dummy) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(d)
}

// HashTreeRootWith ssz hashes the Dummy object with a hasher
func (d *Dummy) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Dummy object
func (d *Dummy) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(d)
}

// MarshalSSZ ssz marshals the SyncCommittee object
func (s *SyncCommittee) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncCommittee object to a target array
func (s *SyncCommittee) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'PubKeys'
	if size := len(s.PubKeys); size != 512 {
		err = ssz.ErrVectorLengthFn("SyncCommittee.PubKeys", size, 512)
		return
	}
	for ii := 0; ii < 512; ii++ {
		if size := len(s.PubKeys[ii]); size != 48 {
			err = ssz.ErrBytesLengthFn("SyncCommittee.PubKeys[ii]", size, 48)
			return
		}
		dst = append(dst, s.PubKeys[ii]...)
	}

	// Field (1) 'AggregatePubKey'
	dst = append(dst, s.AggregatePubKey[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncCommittee object
func (s *SyncCommittee) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 24624 {
		return ssz.ErrSize
	}

	// Field (0) 'PubKeys'
	s.PubKeys = make([][]byte, 512)
	for ii := 0; ii < 512; ii++ {
		if cap(s.PubKeys[ii]) == 0 {
			s.PubKeys[ii] = make([]byte, 0, len(buf[0:24576][ii*48:(ii+1)*48]))
		}
		s.PubKeys[ii] = append(s.PubKeys[ii], buf[0:24576][ii*48:(ii+1)*48]...)
	}

	// Field (1) 'AggregatePubKey'
	copy(s.AggregatePubKey[:], buf[24576:24624])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncCommittee object
func (s *SyncCommittee) SizeSSZ() (size int) {
	size = 24624
	return
}

// HashTreeRoot ssz hashes the SyncCommittee object
func (s *SyncCommittee) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncCommittee object with a hasher
func (s *SyncCommittee) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'PubKeys'
	{
		if size := len(s.PubKeys); size != 512 {
			err = ssz.ErrVectorLengthFn("SyncCommittee.PubKeys", size, 512)
			return
		}
		subIndx := hh.Index()
		for _, i := range s.PubKeys {
			if len(i) != 48 {
				err = ssz.ErrBytesLength
				return
			}
			hh.PutBytes(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (1) 'AggregatePubKey'
	hh.PutBytes(s.AggregatePubKey[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SyncCommittee object
func (s *SyncCommittee) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the SyncAggregate object
func (s *SyncAggregate) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SyncAggregate object to a target array
func (s *SyncAggregate) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'SyncCommiteeBits'
	if size := len(s.SyncCommiteeBits); size != 64 {
		err = ssz.ErrBytesLengthFn("SyncAggregate.SyncCommiteeBits", size, 64)
		return
	}
	dst = append(dst, s.SyncCommiteeBits...)

	// Field (1) 'SyncCommiteeSignature'
	dst = append(dst, s.SyncCommiteeSignature[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the SyncAggregate object
func (s *SyncAggregate) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 160 {
		return ssz.ErrSize
	}

	// Field (0) 'SyncCommiteeBits'
	if cap(s.SyncCommiteeBits) == 0 {
		s.SyncCommiteeBits = make([]byte, 0, len(buf[0:64]))
	}
	s.SyncCommiteeBits = append(s.SyncCommiteeBits, buf[0:64]...)

	// Field (1) 'SyncCommiteeSignature'
	copy(s.SyncCommiteeSignature[:], buf[64:160])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SyncAggregate object
func (s *SyncAggregate) SizeSSZ() (size int) {
	size = 160
	return
}

// HashTreeRoot ssz hashes the SyncAggregate object
func (s *SyncAggregate) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SyncAggregate object with a hasher
func (s *SyncAggregate) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'SyncCommiteeBits'
	if size := len(s.SyncCommiteeBits); size != 64 {
		err = ssz.ErrBytesLengthFn("SyncAggregate.SyncCommiteeBits", size, 64)
		return
	}
	hh.PutBytes(s.SyncCommiteeBits)

	// Field (1) 'SyncCommiteeSignature'
	hh.PutBytes(s.SyncCommiteeSignature[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SyncAggregate object
func (s *SyncAggregate) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the ExecutionPayload object
func (e *ExecutionPayload) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayload object to a target array
func (e *ExecutionPayload) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(508)

	// Field (0) 'ParentHash'
	dst = append(dst, e.ParentHash[:]...)

	// Field (1) 'FeeRecipient'
	dst = append(dst, e.FeeRecipient[:]...)

	// Field (2) 'StateRoot'
	dst = append(dst, e.StateRoot[:]...)

	// Field (3) 'ReceiptsRoot'
	dst = append(dst, e.ReceiptsRoot[:]...)

	// Field (4) 'LogsBloom'
	dst = append(dst, e.LogsBloom[:]...)

	// Field (5) 'PrevRandao'
	dst = append(dst, e.PrevRandao[:]...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(e.ExtraData)

	// Field (11) 'BaseFeePerGas'
	dst = append(dst, e.BaseFeePerGas[:]...)

	// Field (12) 'BlockHash'
	dst = append(dst, e.BlockHash[:]...)

	// Offset (13) 'Transactions'
	dst = ssz.WriteOffset(dst, offset)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayload.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	// Field (13) 'Transactions'
	if size := len(e.Transactions); size > 1048576 {
		err = ssz.ErrListTooBigFn("ExecutionPayload.Transactions", size, 1048576)
		return
	}
	{
		offset = 4 * len(e.Transactions)
		for ii := 0; ii < len(e.Transactions); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += len(e.Transactions[ii])
		}
	}
	for ii := 0; ii < len(e.Transactions); ii++ {
		if size := len(e.Transactions[ii]); size > 1073741824 {
			err = ssz.ErrBytesLengthFn("ExecutionPayload.Transactions[ii]", size, 1073741824)
			return
		}
		dst = append(dst, e.Transactions[ii]...)
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayload object
func (e *ExecutionPayload) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 508 {
		return ssz.ErrSize
	}

	tail := buf
	var o10, o13 uint64

	// Field (0) 'ParentHash'
	copy(e.ParentHash[:], buf[0:32])

	// Field (1) 'FeeRecipient'
	copy(e.FeeRecipient[:], buf[32:52])

	// Field (2) 'StateRoot'
	copy(e.StateRoot[:], buf[52:84])

	// Field (3) 'ReceiptsRoot'
	copy(e.ReceiptsRoot[:], buf[84:116])

	// Field (4) 'LogsBloom'
	copy(e.LogsBloom[:], buf[116:372])

	// Field (5) 'PrevRandao'
	copy(e.PrevRandao[:], buf[372:404])

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 508 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	copy(e.BaseFeePerGas[:], buf[440:472])

	// Field (12) 'BlockHash'
	copy(e.BlockHash[:], buf[472:504])

	// Offset (13) 'Transactions'
	if o13 = ssz.ReadOffset(buf[504:508]); o13 > size || o10 > o13 {
		return ssz.ErrOffset
	}

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:o13]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}

	// Field (13) 'Transactions'
	{
		buf = tail[o13:]
		num, err := ssz.DecodeDynamicLength(buf, 1048576)
		if err != nil {
			return err
		}
		e.Transactions = make([][]byte, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if len(buf) > 1073741824 {
				return ssz.ErrBytesLength
			}
			if cap(e.Transactions[indx]) == 0 {
				e.Transactions[indx] = make([]byte, 0, len(buf))
			}
			e.Transactions[indx] = append(e.Transactions[indx], buf...)
			return nil
		})
		if err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayload object
func (e *ExecutionPayload) SizeSSZ() (size int) {
	size = 508

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	// Field (13) 'Transactions'
	for ii := 0; ii < len(e.Transactions); ii++ {
		size += 4
		size += len(e.Transactions[ii])
	}

	return
}

// HashTreeRoot ssz hashes the ExecutionPayload object
func (e *ExecutionPayload) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayload object with a hasher
func (e *ExecutionPayload) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	hh.PutBytes(e.ParentHash[:])

	// Field (1) 'FeeRecipient'
	hh.PutBytes(e.FeeRecipient[:])

	// Field (2) 'StateRoot'
	hh.PutBytes(e.StateRoot[:])

	// Field (3) 'ReceiptsRoot'
	hh.PutBytes(e.ReceiptsRoot[:])

	// Field (4) 'LogsBloom'
	hh.PutBytes(e.LogsBloom[:])

	// Field (5) 'PrevRandao'
	hh.PutBytes(e.PrevRandao[:])

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	hh.PutBytes(e.BaseFeePerGas[:])

	// Field (12) 'BlockHash'
	hh.PutBytes(e.BlockHash[:])

	// Field (13) 'Transactions'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Transactions))
		if num > 1048576 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Transactions {
			{
				elemIndx := hh.Index()
				byteLen := uint64(len(elem))
				if byteLen > 1073741824 {
					err = ssz.ErrIncorrectListSize
					return
				}
				hh.AppendBytes32(elem)
				hh.MerkleizeWithMixin(elemIndx, byteLen, (1073741824+31)/32)
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1048576)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayload object
func (e *ExecutionPayload) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadHeader object to a target array
func (e *ExecutionPayloadHeader) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(536)

	// Field (0) 'ParentHash'
	if size := len(e.ParentHash); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.ParentHash", size, 32)
		return
	}
	dst = append(dst, e.ParentHash...)

	// Field (1) 'FeeRecipient'
	if size := len(e.FeeRecipient); size != 20 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.FeeRecipient", size, 20)
		return
	}
	dst = append(dst, e.FeeRecipient...)

	// Field (2) 'StateRoot'
	if size := len(e.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.StateRoot", size, 32)
		return
	}
	dst = append(dst, e.StateRoot...)

	// Field (3) 'ReceiptsRoot'
	if size := len(e.ReceiptsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.ReceiptsRoot", size, 32)
		return
	}
	dst = append(dst, e.ReceiptsRoot...)

	// Field (4) 'LogsBloom'
	if size := len(e.LogsBloom); size != 256 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.LogsBloom", size, 256)
		return
	}
	dst = append(dst, e.LogsBloom...)

	// Field (5) 'PrevRandao'
	if size := len(e.PrevRandao); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.PrevRandao", size, 32)
		return
	}
	dst = append(dst, e.PrevRandao...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)

	// Field (11) 'BaseFeePerGas'
	if size := len(e.BaseFeePerGas); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.BaseFeePerGas", size, 32)
		return
	}
	dst = append(dst, e.BaseFeePerGas...)

	// Field (12) 'BlockHash'
	if size := len(e.BlockHash); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.BlockHash", size, 32)
		return
	}
	dst = append(dst, e.BlockHash...)

	// Field (13) 'TransactionsRoot'
	if size := len(e.TransactionsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.TransactionsRoot", size, 32)
		return
	}
	dst = append(dst, e.TransactionsRoot...)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 536 {
		return ssz.ErrSize
	}

	tail := buf
	var o10 uint64

	// Field (0) 'ParentHash'
	if cap(e.ParentHash) == 0 {
		e.ParentHash = make([]byte, 0, len(buf[0:32]))
	}
	e.ParentHash = append(e.ParentHash, buf[0:32]...)

	// Field (1) 'FeeRecipient'
	if cap(e.FeeRecipient) == 0 {
		e.FeeRecipient = make([]byte, 0, len(buf[32:52]))
	}
	e.FeeRecipient = append(e.FeeRecipient, buf[32:52]...)

	// Field (2) 'StateRoot'
	if cap(e.StateRoot) == 0 {
		e.StateRoot = make([]byte, 0, len(buf[52:84]))
	}
	e.StateRoot = append(e.StateRoot, buf[52:84]...)

	// Field (3) 'ReceiptsRoot'
	if cap(e.ReceiptsRoot) == 0 {
		e.ReceiptsRoot = make([]byte, 0, len(buf[84:116]))
	}
	e.ReceiptsRoot = append(e.ReceiptsRoot, buf[84:116]...)

	// Field (4) 'LogsBloom'
	if cap(e.LogsBloom) == 0 {
		e.LogsBloom = make([]byte, 0, len(buf[116:372]))
	}
	e.LogsBloom = append(e.LogsBloom, buf[116:372]...)

	// Field (5) 'PrevRandao'
	if cap(e.PrevRandao) == 0 {
		e.PrevRandao = make([]byte, 0, len(buf[372:404]))
	}
	e.PrevRandao = append(e.PrevRandao, buf[372:404]...)

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 536 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	if cap(e.BaseFeePerGas) == 0 {
		e.BaseFeePerGas = make([]byte, 0, len(buf[440:472]))
	}
	e.BaseFeePerGas = append(e.BaseFeePerGas, buf[440:472]...)

	// Field (12) 'BlockHash'
	if cap(e.BlockHash) == 0 {
		e.BlockHash = make([]byte, 0, len(buf[472:504]))
	}
	e.BlockHash = append(e.BlockHash, buf[472:504]...)

	// Field (13) 'TransactionsRoot'
	if cap(e.TransactionsRoot) == 0 {
		e.TransactionsRoot = make([]byte, 0, len(buf[504:536]))
	}
	e.TransactionsRoot = append(e.TransactionsRoot, buf[504:536]...)

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) SizeSSZ() (size int) {
	size = 536

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadHeader object with a hasher
func (e *ExecutionPayloadHeader) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	if size := len(e.ParentHash); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.ParentHash", size, 32)
		return
	}
	hh.PutBytes(e.ParentHash)

	// Field (1) 'FeeRecipient'
	if size := len(e.FeeRecipient); size != 20 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.FeeRecipient", size, 20)
		return
	}
	hh.PutBytes(e.FeeRecipient)

	// Field (2) 'StateRoot'
	if size := len(e.StateRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.StateRoot", size, 32)
		return
	}
	hh.PutBytes(e.StateRoot)

	// Field (3) 'ReceiptsRoot'
	if size := len(e.ReceiptsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.ReceiptsRoot", size, 32)
		return
	}
	hh.PutBytes(e.ReceiptsRoot)

	// Field (4) 'LogsBloom'
	if size := len(e.LogsBloom); size != 256 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.LogsBloom", size, 256)
		return
	}
	hh.PutBytes(e.LogsBloom)

	// Field (5) 'PrevRandao'
	if size := len(e.PrevRandao); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.PrevRandao", size, 32)
		return
	}
	hh.PutBytes(e.PrevRandao)

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	if size := len(e.BaseFeePerGas); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.BaseFeePerGas", size, 32)
		return
	}
	hh.PutBytes(e.BaseFeePerGas)

	// Field (12) 'BlockHash'
	if size := len(e.BlockHash); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.BlockHash", size, 32)
		return
	}
	hh.PutBytes(e.BlockHash)

	// Field (13) 'TransactionsRoot'
	if size := len(e.TransactionsRoot); size != 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeader.TransactionsRoot", size, 32)
		return
	}
	hh.PutBytes(e.TransactionsRoot)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadHeader object
func (e *ExecutionPayloadHeader) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the ExecutionPayloadTransactions object
func (e *ExecutionPayloadTransactions) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadTransactions object to a target array
func (e *ExecutionPayloadTransactions) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(4)

	// Offset (0) 'Transactions'
	dst = ssz.WriteOffset(dst, offset)

	// Field (0) 'Transactions'
	if size := len(e.Transactions); size > 1048576 {
		err = ssz.ErrListTooBigFn("ExecutionPayloadTransactions.Transactions", size, 1048576)
		return
	}
	{
		offset = 4 * len(e.Transactions)
		for ii := 0; ii < len(e.Transactions); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += len(e.Transactions[ii])
		}
	}
	for ii := 0; ii < len(e.Transactions); ii++ {
		if size := len(e.Transactions[ii]); size > 1073741824 {
			err = ssz.ErrBytesLengthFn("ExecutionPayloadTransactions.Transactions[ii]", size, 1073741824)
			return
		}
		dst = append(dst, e.Transactions[ii]...)
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadTransactions object
func (e *ExecutionPayloadTransactions) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 4 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Transactions'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 4 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (0) 'Transactions'
	{
		buf = tail[o0:]
		num, err := ssz.DecodeDynamicLength(buf, 1048576)
		if err != nil {
			return err
		}
		e.Transactions = make([][]byte, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if len(buf) > 1073741824 {
				return ssz.ErrBytesLength
			}
			if cap(e.Transactions[indx]) == 0 {
				e.Transactions[indx] = make([]byte, 0, len(buf))
			}
			e.Transactions[indx] = append(e.Transactions[indx], buf...)
			return nil
		})
		if err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadTransactions object
func (e *ExecutionPayloadTransactions) SizeSSZ() (size int) {
	size = 4

	// Field (0) 'Transactions'
	for ii := 0; ii < len(e.Transactions); ii++ {
		size += 4
		size += len(e.Transactions[ii])
	}

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadTransactions object
func (e *ExecutionPayloadTransactions) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadTransactions object with a hasher
func (e *ExecutionPayloadTransactions) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Transactions'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Transactions))
		if num > 1048576 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Transactions {
			{
				elemIndx := hh.Index()
				byteLen := uint64(len(elem))
				if byteLen > 1073741824 {
					err = ssz.ErrIncorrectListSize
					return
				}
				hh.AppendBytes32(elem)
				hh.MerkleizeWithMixin(elemIndx, byteLen, (1073741824+31)/32)
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1048576)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadTransactions object
func (e *ExecutionPayloadTransactions) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the ExecutionPayloadCapella object
func (e *ExecutionPayloadCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadCapella object to a target array
func (e *ExecutionPayloadCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(512)

	// Field (0) 'ParentHash'
	dst = append(dst, e.ParentHash[:]...)

	// Field (1) 'FeeRecipient'
	dst = append(dst, e.FeeRecipient[:]...)

	// Field (2) 'StateRoot'
	dst = append(dst, e.StateRoot[:]...)

	// Field (3) 'ReceiptsRoot'
	dst = append(dst, e.ReceiptsRoot[:]...)

	// Field (4) 'LogsBloom'
	dst = append(dst, e.LogsBloom[:]...)

	// Field (5) 'PrevRandao'
	dst = append(dst, e.PrevRandao[:]...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(e.ExtraData)

	// Field (11) 'BaseFeePerGas'
	dst = append(dst, e.BaseFeePerGas[:]...)

	// Field (12) 'BlockHash'
	dst = append(dst, e.BlockHash[:]...)

	// Offset (13) 'Transactions'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(e.Transactions); ii++ {
		offset += 4
		offset += len(e.Transactions[ii])
	}

	// Offset (14) 'Withdrawals'
	dst = ssz.WriteOffset(dst, offset)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadCapella.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	// Field (13) 'Transactions'
	if size := len(e.Transactions); size > 1048576 {
		err = ssz.ErrListTooBigFn("ExecutionPayloadCapella.Transactions", size, 1048576)
		return
	}
	{
		offset = 4 * len(e.Transactions)
		for ii := 0; ii < len(e.Transactions); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += len(e.Transactions[ii])
		}
	}
	for ii := 0; ii < len(e.Transactions); ii++ {
		if size := len(e.Transactions[ii]); size > 1073741824 {
			err = ssz.ErrBytesLengthFn("ExecutionPayloadCapella.Transactions[ii]", size, 1073741824)
			return
		}
		dst = append(dst, e.Transactions[ii]...)
	}

	// Field (14) 'Withdrawals'
	if size := len(e.Withdrawals); size > 16 {
		err = ssz.ErrListTooBigFn("ExecutionPayloadCapella.Withdrawals", size, 16)
		return
	}
	for ii := 0; ii < len(e.Withdrawals); ii++ {
		if dst, err = e.Withdrawals[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadCapella object
func (e *ExecutionPayloadCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 512 {
		return ssz.ErrSize
	}

	tail := buf
	var o10, o13, o14 uint64

	// Field (0) 'ParentHash'
	copy(e.ParentHash[:], buf[0:32])

	// Field (1) 'FeeRecipient'
	copy(e.FeeRecipient[:], buf[32:52])

	// Field (2) 'StateRoot'
	copy(e.StateRoot[:], buf[52:84])

	// Field (3) 'ReceiptsRoot'
	copy(e.ReceiptsRoot[:], buf[84:116])

	// Field (4) 'LogsBloom'
	copy(e.LogsBloom[:], buf[116:372])

	// Field (5) 'PrevRandao'
	copy(e.PrevRandao[:], buf[372:404])

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 512 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	copy(e.BaseFeePerGas[:], buf[440:472])

	// Field (12) 'BlockHash'
	copy(e.BlockHash[:], buf[472:504])

	// Offset (13) 'Transactions'
	if o13 = ssz.ReadOffset(buf[504:508]); o13 > size || o10 > o13 {
		return ssz.ErrOffset
	}

	// Offset (14) 'Withdrawals'
	if o14 = ssz.ReadOffset(buf[508:512]); o14 > size || o13 > o14 {
		return ssz.ErrOffset
	}

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:o13]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}

	// Field (13) 'Transactions'
	{
		buf = tail[o13:o14]
		num, err := ssz.DecodeDynamicLength(buf, 1048576)
		if err != nil {
			return err
		}
		e.Transactions = make([][]byte, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if len(buf) > 1073741824 {
				return ssz.ErrBytesLength
			}
			if cap(e.Transactions[indx]) == 0 {
				e.Transactions[indx] = make([]byte, 0, len(buf))
			}
			e.Transactions[indx] = append(e.Transactions[indx], buf...)
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (14) 'Withdrawals'
	{
		buf = tail[o14:]
		num, err := ssz.DivideInt2(len(buf), 44, 16)
		if err != nil {
			return err
		}
		e.Withdrawals = make([]*Withdrawal, num)
		for ii := 0; ii < num; ii++ {
			if e.Withdrawals[ii] == nil {
				e.Withdrawals[ii] = new(Withdrawal)
			}
			if err = e.Withdrawals[ii].UnmarshalSSZ(buf[ii*44 : (ii+1)*44]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadCapella object
func (e *ExecutionPayloadCapella) SizeSSZ() (size int) {
	size = 512

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	// Field (13) 'Transactions'
	for ii := 0; ii < len(e.Transactions); ii++ {
		size += 4
		size += len(e.Transactions[ii])
	}

	// Field (14) 'Withdrawals'
	size += len(e.Withdrawals) * 44

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadCapella object
func (e *ExecutionPayloadCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadCapella object with a hasher
func (e *ExecutionPayloadCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	hh.PutBytes(e.ParentHash[:])

	// Field (1) 'FeeRecipient'
	hh.PutBytes(e.FeeRecipient[:])

	// Field (2) 'StateRoot'
	hh.PutBytes(e.StateRoot[:])

	// Field (3) 'ReceiptsRoot'
	hh.PutBytes(e.ReceiptsRoot[:])

	// Field (4) 'LogsBloom'
	hh.PutBytes(e.LogsBloom[:])

	// Field (5) 'PrevRandao'
	hh.PutBytes(e.PrevRandao[:])

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	hh.PutBytes(e.BaseFeePerGas[:])

	// Field (12) 'BlockHash'
	hh.PutBytes(e.BlockHash[:])

	// Field (13) 'Transactions'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Transactions))
		if num > 1048576 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Transactions {
			{
				elemIndx := hh.Index()
				byteLen := uint64(len(elem))
				if byteLen > 1073741824 {
					err = ssz.ErrIncorrectListSize
					return
				}
				hh.AppendBytes32(elem)
				hh.MerkleizeWithMixin(elemIndx, byteLen, (1073741824+31)/32)
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1048576)
	}

	// Field (14) 'Withdrawals'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Withdrawals))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Withdrawals {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadCapella object
func (e *ExecutionPayloadCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the ExecutionPayloadHeaderCapella object
func (e *ExecutionPayloadHeaderCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadHeaderCapella object to a target array
func (e *ExecutionPayloadHeaderCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(568)

	// Field (0) 'ParentHash'
	dst = append(dst, e.ParentHash[:]...)

	// Field (1) 'FeeRecipient'
	dst = append(dst, e.FeeRecipient[:]...)

	// Field (2) 'StateRoot'
	dst = append(dst, e.StateRoot[:]...)

	// Field (3) 'ReceiptsRoot'
	dst = append(dst, e.ReceiptsRoot[:]...)

	// Field (4) 'LogsBloom'
	dst = append(dst, e.LogsBloom[:]...)

	// Field (5) 'PrevRandao'
	dst = append(dst, e.PrevRandao[:]...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)

	// Field (11) 'BaseFeePerGas'
	dst = append(dst, e.BaseFeePerGas[:]...)

	// Field (12) 'BlockHash'
	dst = append(dst, e.BlockHash[:]...)

	// Field (13) 'TransactionsRoot'
	dst = append(dst, e.TransactionsRoot[:]...)

	// Field (14) 'WithdrawalRoot'
	dst = append(dst, e.WithdrawalRoot[:]...)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeaderCapella.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadHeaderCapella object
func (e *ExecutionPayloadHeaderCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 568 {
		return ssz.ErrSize
	}

	tail := buf
	var o10 uint64

	// Field (0) 'ParentHash'
	copy(e.ParentHash[:], buf[0:32])

	// Field (1) 'FeeRecipient'
	copy(e.FeeRecipient[:], buf[32:52])

	// Field (2) 'StateRoot'
	copy(e.StateRoot[:], buf[52:84])

	// Field (3) 'ReceiptsRoot'
	copy(e.ReceiptsRoot[:], buf[84:116])

	// Field (4) 'LogsBloom'
	copy(e.LogsBloom[:], buf[116:372])

	// Field (5) 'PrevRandao'
	copy(e.PrevRandao[:], buf[372:404])

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 568 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	copy(e.BaseFeePerGas[:], buf[440:472])

	// Field (12) 'BlockHash'
	copy(e.BlockHash[:], buf[472:504])

	// Field (13) 'TransactionsRoot'
	copy(e.TransactionsRoot[:], buf[504:536])

	// Field (14) 'WithdrawalRoot'
	copy(e.WithdrawalRoot[:], buf[536:568])

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadHeaderCapella object
func (e *ExecutionPayloadHeaderCapella) SizeSSZ() (size int) {
	size = 568

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadHeaderCapella object
func (e *ExecutionPayloadHeaderCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadHeaderCapella object with a hasher
func (e *ExecutionPayloadHeaderCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	hh.PutBytes(e.ParentHash[:])

	// Field (1) 'FeeRecipient'
	hh.PutBytes(e.FeeRecipient[:])

	// Field (2) 'StateRoot'
	hh.PutBytes(e.StateRoot[:])

	// Field (3) 'ReceiptsRoot'
	hh.PutBytes(e.ReceiptsRoot[:])

	// Field (4) 'LogsBloom'
	hh.PutBytes(e.LogsBloom[:])

	// Field (5) 'PrevRandao'
	hh.PutBytes(e.PrevRandao[:])

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	hh.PutBytes(e.BaseFeePerGas[:])

	// Field (12) 'BlockHash'
	hh.PutBytes(e.BlockHash[:])

	// Field (13) 'TransactionsRoot'
	hh.PutBytes(e.TransactionsRoot[:])

	// Field (14) 'WithdrawalRoot'
	hh.PutBytes(e.WithdrawalRoot[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadHeaderCapella object
func (e *ExecutionPayloadHeaderCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the BLSToExecutionChange object
func (b *BLSToExecutionChange) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BLSToExecutionChange object to a target array
func (b *BLSToExecutionChange) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'ValidatorIndex'
	dst = ssz.MarshalUint64(dst, b.ValidatorIndex)

	// Field (1) 'FromBLSPubKey'
	dst = append(dst, b.FromBLSPubKey[:]...)

	// Field (2) 'ToExecutionAddress'
	dst = append(dst, b.ToExecutionAddress[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the BLSToExecutionChange object
func (b *BLSToExecutionChange) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 76 {
		return ssz.ErrSize
	}

	// Field (0) 'ValidatorIndex'
	b.ValidatorIndex = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'FromBLSPubKey'
	copy(b.FromBLSPubKey[:], buf[8:56])

	// Field (2) 'ToExecutionAddress'
	copy(b.ToExecutionAddress[:], buf[56:76])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BLSToExecutionChange object
func (b *BLSToExecutionChange) SizeSSZ() (size int) {
	size = 76
	return
}

// HashTreeRoot ssz hashes the BLSToExecutionChange object
func (b *BLSToExecutionChange) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BLSToExecutionChange object with a hasher
func (b *BLSToExecutionChange) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ValidatorIndex'
	hh.PutUint64(b.ValidatorIndex)

	// Field (1) 'FromBLSPubKey'
	hh.PutBytes(b.FromBLSPubKey[:])

	// Field (2) 'ToExecutionAddress'
	hh.PutBytes(b.ToExecutionAddress[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BLSToExecutionChange object
func (b *BLSToExecutionChange) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the HistoricalSummary object
func (h *HistoricalSummary) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(h)
}

// MarshalSSZTo ssz marshals the HistoricalSummary object to a target array
func (h *HistoricalSummary) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'BlockSummaryRoot'
	dst = append(dst, h.BlockSummaryRoot[:]...)

	// Field (1) 'StateSummaryRoot'
	dst = append(dst, h.StateSummaryRoot[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the HistoricalSummary object
func (h *HistoricalSummary) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 64 {
		return ssz.ErrSize
	}

	// Field (0) 'BlockSummaryRoot'
	copy(h.BlockSummaryRoot[:], buf[0:32])

	// Field (1) 'StateSummaryRoot'
	copy(h.StateSummaryRoot[:], buf[32:64])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the HistoricalSummary object
func (h *HistoricalSummary) SizeSSZ() (size int) {
	size = 64
	return
}

// HashTreeRoot ssz hashes the HistoricalSummary object
func (h *HistoricalSummary) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(h)
}

// HashTreeRootWith ssz hashes the HistoricalSummary object with a hasher
func (h *HistoricalSummary) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'BlockSummaryRoot'
	hh.PutBytes(h.BlockSummaryRoot[:])

	// Field (1) 'StateSummaryRoot'
	hh.PutBytes(h.StateSummaryRoot[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the HistoricalSummary object
func (h *HistoricalSummary) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(h)
}

// MarshalSSZ ssz marshals the SignedBLSToExecutionChange object
func (s *SignedBLSToExecutionChange) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBLSToExecutionChange object to a target array
func (s *SignedBLSToExecutionChange) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(BLSToExecutionChange)
	}
	if dst, err = s.Message.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (1) 'Signature'
	dst = append(dst, s.Signature[:]...)

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBLSToExecutionChange object
func (s *SignedBLSToExecutionChange) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 172 {
		return ssz.ErrSize
	}

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(BLSToExecutionChange)
	}
	if err = s.Message.UnmarshalSSZ(buf[0:76]); err != nil {
		return err
	}

	// Field (1) 'Signature'
	copy(s.Signature[:], buf[76:172])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBLSToExecutionChange object
func (s *SignedBLSToExecutionChange) SizeSSZ() (size int) {
	size = 172
	return
}

// HashTreeRoot ssz hashes the SignedBLSToExecutionChange object
func (s *SignedBLSToExecutionChange) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBLSToExecutionChange object with a hasher
func (s *SignedBLSToExecutionChange) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Message'
	if s.Message == nil {
		s.Message = new(BLSToExecutionChange)
	}
	if err = s.Message.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	hh.PutBytes(s.Signature[:])

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SignedBLSToExecutionChange object
func (s *SignedBLSToExecutionChange) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the Withdrawal object
func (w *Withdrawal) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(w)
}

// MarshalSSZTo ssz marshals the Withdrawal object to a target array
func (w *Withdrawal) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf

	// Field (0) 'Index'
	dst = ssz.MarshalUint64(dst, w.Index)

	// Field (1) 'ValidatorIndex'
	dst = ssz.MarshalUint64(dst, w.ValidatorIndex)

	// Field (2) 'Address'
	dst = append(dst, w.Address[:]...)

	// Field (3) 'Amount'
	dst = ssz.MarshalUint64(dst, w.Amount)

	return
}

// UnmarshalSSZ ssz unmarshals the Withdrawal object
func (w *Withdrawal) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size != 44 {
		return ssz.ErrSize
	}

	// Field (0) 'Index'
	w.Index = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'ValidatorIndex'
	w.ValidatorIndex = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'Address'
	copy(w.Address[:], buf[16:36])

	// Field (3) 'Amount'
	w.Amount = ssz.UnmarshallUint64(buf[36:44])

	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the Withdrawal object
func (w *Withdrawal) SizeSSZ() (size int) {
	size = 44
	return
}

// HashTreeRoot ssz hashes the Withdrawal object
func (w *Withdrawal) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(w)
}

// HashTreeRootWith ssz hashes the Withdrawal object with a hasher
func (w *Withdrawal) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Index'
	hh.PutUint64(w.Index)

	// Field (1) 'ValidatorIndex'
	hh.PutUint64(w.ValidatorIndex)

	// Field (2) 'Address'
	hh.PutBytes(w.Address[:])

	// Field (3) 'Amount'
	hh.PutUint64(w.Amount)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the Withdrawal object
func (w *Withdrawal) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(w)
}

// MarshalSSZ ssz marshals the BeaconStateCapella object
func (b *BeaconStateCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconStateCapella object to a target array
func (b *BeaconStateCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(2736653)

	// Field (0) 'GenesisTime'
	dst = ssz.MarshalUint64(dst, b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	dst = append(dst, b.GenesisValidatorsRoot[:]...)

	// Field (2) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if dst, err = b.Fork.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if dst, err = b.LatestBlockHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	for ii := 0; ii < 8192; ii++ {
		dst = append(dst, b.BlockRoots[ii][:]...)
	}

	// Field (6) 'StateRoots'
	for ii := 0; ii < 8192; ii++ {
		dst = append(dst, b.StateRoots[ii][:]...)
	}

	// Offset (7) 'HistoricalRoots'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.HistoricalRoots) * 32

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'Eth1DataVotes'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Eth1DataVotes) * 72

	// Field (10) 'Eth1DepositIndex'
	dst = ssz.MarshalUint64(dst, b.Eth1DepositIndex)

	// Offset (11) 'Validators'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Validators) * 121

	// Offset (12) 'Balances'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Balances) * 8

	// Field (13) 'RandaoMixes'
	for ii := 0; ii < 65536; ii++ {
		dst = append(dst, b.RandaoMixes[ii][:]...)
	}

	// Field (14) 'Slashings'
	if size := len(b.Slashings); size != 8192 {
		err = ssz.ErrVectorLengthFn("BeaconStateCapella.Slashings", size, 8192)
		return
	}
	for ii := 0; ii < 8192; ii++ {
		dst = ssz.MarshalUint64(dst, b.Slashings[ii])
	}

	// Offset (15) 'PreviousEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.PreviousEpochParticipation)

	// Offset (16) 'CurrentEpochParticipation'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.CurrentEpochParticipation)

	// Field (17) 'JustificationBits'
	dst = append(dst, b.JustificationBits[:]...)

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.PreviousJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.CurrentJustifiedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if dst, err = b.FinalizedCheckpoint.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (21) 'InactivityScores'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.InactivityScores) * 8

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.CurrentSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if dst, err = b.NextSyncCommittee.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	dst = ssz.WriteOffset(dst, offset)
	if b.LatestExecutionPayloadHeader == nil {
		b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeaderCapella)
	}
	offset += b.LatestExecutionPayloadHeader.SizeSSZ()

	// Field (25) 'NextWithdrawalIndex'
	dst = ssz.MarshalUint64(dst, b.NextWithdrawalIndex)

	// Field (26) 'NextWithdrawalValidatorIndex'
	dst = ssz.MarshalUint64(dst, b.NextWithdrawalValidatorIndex)

	// Offset (27) 'HistoricalSummaries'
	dst = ssz.WriteOffset(dst, offset)

	// Field (7) 'HistoricalRoots'
	if size := len(b.HistoricalRoots); size > 16777216 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.HistoricalRoots", size, 16777216)
		return
	}
	for ii := 0; ii < len(b.HistoricalRoots); ii++ {
		if size := len(b.HistoricalRoots[ii]); size != 32 {
			err = ssz.ErrBytesLengthFn("BeaconStateCapella.HistoricalRoots[ii]", size, 32)
			return
		}
		dst = append(dst, b.HistoricalRoots[ii]...)
	}

	// Field (9) 'Eth1DataVotes'
	if size := len(b.Eth1DataVotes); size > 2048 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.Eth1DataVotes", size, 2048)
		return
	}
	for ii := 0; ii < len(b.Eth1DataVotes); ii++ {
		if dst, err = b.Eth1DataVotes[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (11) 'Validators'
	if size := len(b.Validators); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.Validators", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Validators); ii++ {
		if dst, err = b.Validators[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (12) 'Balances'
	if size := len(b.Balances); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.Balances", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.Balances); ii++ {
		dst = ssz.MarshalUint64(dst, b.Balances[ii])
	}

	// Field (15) 'PreviousEpochParticipation'
	if size := len(b.PreviousEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateCapella.PreviousEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.PreviousEpochParticipation...)

	// Field (16) 'CurrentEpochParticipation'
	if size := len(b.CurrentEpochParticipation); size > 1099511627776 {
		err = ssz.ErrBytesLengthFn("BeaconStateCapella.CurrentEpochParticipation", size, 1099511627776)
		return
	}
	dst = append(dst, b.CurrentEpochParticipation...)

	// Field (21) 'InactivityScores'
	if size := len(b.InactivityScores); size > 1099511627776 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.InactivityScores", size, 1099511627776)
		return
	}
	for ii := 0; ii < len(b.InactivityScores); ii++ {
		dst = ssz.MarshalUint64(dst, b.InactivityScores[ii])
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if dst, err = b.LatestExecutionPayloadHeader.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (27) 'HistoricalSummaries'
	if size := len(b.HistoricalSummaries); size > 16777216 {
		err = ssz.ErrListTooBigFn("BeaconStateCapella.HistoricalSummaries", size, 16777216)
		return
	}
	for ii := 0; ii < len(b.HistoricalSummaries); ii++ {
		if dst, err = b.HistoricalSummaries[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconStateCapella object
func (b *BeaconStateCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 2736653 {
		return ssz.ErrSize
	}

	tail := buf
	var o7, o9, o11, o12, o15, o16, o21, o24, o27 uint64

	// Field (0) 'GenesisTime'
	b.GenesisTime = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'GenesisValidatorsRoot'
	copy(b.GenesisValidatorsRoot[:], buf[8:40])

	// Field (2) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[40:48])

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.UnmarshalSSZ(buf[48:64]); err != nil {
		return err
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.UnmarshalSSZ(buf[64:176]); err != nil {
		return err
	}

	// Field (5) 'BlockRoots'

	for ii := 0; ii < 8192; ii++ {
		copy(b.BlockRoots[ii][:], buf[176:262320][ii*32:(ii+1)*32])
	}

	// Field (6) 'StateRoots'

	for ii := 0; ii < 8192; ii++ {
		copy(b.StateRoots[ii][:], buf[262320:524464][ii*32:(ii+1)*32])
	}

	// Offset (7) 'HistoricalRoots'
	if o7 = ssz.ReadOffset(buf[524464:524468]); o7 > size {
		return ssz.ErrOffset
	}

	if o7 != 2736653 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[524468:524540]); err != nil {
		return err
	}

	// Offset (9) 'Eth1DataVotes'
	if o9 = ssz.ReadOffset(buf[524540:524544]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Field (10) 'Eth1DepositIndex'
	b.Eth1DepositIndex = ssz.UnmarshallUint64(buf[524544:524552])

	// Offset (11) 'Validators'
	if o11 = ssz.ReadOffset(buf[524552:524556]); o11 > size || o9 > o11 {
		return ssz.ErrOffset
	}

	// Offset (12) 'Balances'
	if o12 = ssz.ReadOffset(buf[524556:524560]); o12 > size || o11 > o12 {
		return ssz.ErrOffset
	}

	// Field (13) 'RandaoMixes'

	for ii := 0; ii < 65536; ii++ {
		copy(b.RandaoMixes[ii][:], buf[524560:2621712][ii*32:(ii+1)*32])
	}

	// Field (14) 'Slashings'
	b.Slashings = ssz.ExtendUint64(b.Slashings, 8192)
	for ii := 0; ii < 8192; ii++ {
		b.Slashings[ii] = ssz.UnmarshallUint64(buf[2621712:2687248][ii*8 : (ii+1)*8])
	}

	// Offset (15) 'PreviousEpochParticipation'
	if o15 = ssz.ReadOffset(buf[2687248:2687252]); o15 > size || o12 > o15 {
		return ssz.ErrOffset
	}

	// Offset (16) 'CurrentEpochParticipation'
	if o16 = ssz.ReadOffset(buf[2687252:2687256]); o16 > size || o15 > o16 {
		return ssz.ErrOffset
	}

	// Field (17) 'JustificationBits'
	copy(b.JustificationBits[:], buf[2687256:2687257])

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.UnmarshalSSZ(buf[2687257:2687297]); err != nil {
		return err
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.UnmarshalSSZ(buf[2687297:2687337]); err != nil {
		return err
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.UnmarshalSSZ(buf[2687337:2687377]); err != nil {
		return err
	}

	// Offset (21) 'InactivityScores'
	if o21 = ssz.ReadOffset(buf[2687377:2687381]); o21 > size || o16 > o21 {
		return ssz.ErrOffset
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.UnmarshalSSZ(buf[2687381:2712005]); err != nil {
		return err
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.UnmarshalSSZ(buf[2712005:2736629]); err != nil {
		return err
	}

	// Offset (24) 'LatestExecutionPayloadHeader'
	if o24 = ssz.ReadOffset(buf[2736629:2736633]); o24 > size || o21 > o24 {
		return ssz.ErrOffset
	}

	// Field (25) 'NextWithdrawalIndex'
	b.NextWithdrawalIndex = ssz.UnmarshallUint64(buf[2736633:2736641])

	// Field (26) 'NextWithdrawalValidatorIndex'
	b.NextWithdrawalValidatorIndex = ssz.UnmarshallUint64(buf[2736641:2736649])

	// Offset (27) 'HistoricalSummaries'
	if o27 = ssz.ReadOffset(buf[2736649:2736653]); o27 > size || o24 > o27 {
		return ssz.ErrOffset
	}

	// Field (7) 'HistoricalRoots'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 32, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalRoots = make([][]byte, num)
		for ii := 0; ii < num; ii++ {
			if cap(b.HistoricalRoots[ii]) == 0 {
				b.HistoricalRoots[ii] = make([]byte, 0, len(buf[ii*32:(ii+1)*32]))
			}
			b.HistoricalRoots[ii] = append(b.HistoricalRoots[ii], buf[ii*32:(ii+1)*32]...)
		}
	}

	// Field (9) 'Eth1DataVotes'
	{
		buf = tail[o9:o11]
		num, err := ssz.DivideInt2(len(buf), 72, 2048)
		if err != nil {
			return err
		}
		b.Eth1DataVotes = make([]*Eth1Data, num)
		for ii := 0; ii < num; ii++ {
			if b.Eth1DataVotes[ii] == nil {
				b.Eth1DataVotes[ii] = new(Eth1Data)
			}
			if err = b.Eth1DataVotes[ii].UnmarshalSSZ(buf[ii*72 : (ii+1)*72]); err != nil {
				return err
			}
		}
	}

	// Field (11) 'Validators'
	{
		buf = tail[o11:o12]
		num, err := ssz.DivideInt2(len(buf), 121, 1099511627776)
		if err != nil {
			return err
		}
		b.Validators = make([]*Validator, num)
		for ii := 0; ii < num; ii++ {
			if b.Validators[ii] == nil {
				b.Validators[ii] = new(Validator)
			}
			if err = b.Validators[ii].UnmarshalSSZ(buf[ii*121 : (ii+1)*121]); err != nil {
				return err
			}
		}
	}

	// Field (12) 'Balances'
	{
		buf = tail[o12:o15]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.Balances = ssz.ExtendUint64(b.Balances, num)
		for ii := 0; ii < num; ii++ {
			b.Balances[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		buf = tail[o15:o16]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.PreviousEpochParticipation) == 0 {
			b.PreviousEpochParticipation = make([]byte, 0, len(buf))
		}
		b.PreviousEpochParticipation = append(b.PreviousEpochParticipation, buf...)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		buf = tail[o16:o21]
		if len(buf) > 1099511627776 {
			return ssz.ErrBytesLength
		}
		if cap(b.CurrentEpochParticipation) == 0 {
			b.CurrentEpochParticipation = make([]byte, 0, len(buf))
		}
		b.CurrentEpochParticipation = append(b.CurrentEpochParticipation, buf...)
	}

	// Field (21) 'InactivityScores'
	{
		buf = tail[o21:o24]
		num, err := ssz.DivideInt2(len(buf), 8, 1099511627776)
		if err != nil {
			return err
		}
		b.InactivityScores = ssz.ExtendUint64(b.InactivityScores, num)
		for ii := 0; ii < num; ii++ {
			b.InactivityScores[ii] = ssz.UnmarshallUint64(buf[ii*8 : (ii+1)*8])
		}
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	{
		buf = tail[o24:o27]
		if b.LatestExecutionPayloadHeader == nil {
			b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeaderCapella)
		}
		if err = b.LatestExecutionPayloadHeader.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}

	// Field (27) 'HistoricalSummaries'
	{
		buf = tail[o27:]
		num, err := ssz.DivideInt2(len(buf), 64, 16777216)
		if err != nil {
			return err
		}
		b.HistoricalSummaries = make([]*HistoricalSummary, num)
		for ii := 0; ii < num; ii++ {
			if b.HistoricalSummaries[ii] == nil {
				b.HistoricalSummaries[ii] = new(HistoricalSummary)
			}
			if err = b.HistoricalSummaries[ii].UnmarshalSSZ(buf[ii*64 : (ii+1)*64]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconStateCapella object
func (b *BeaconStateCapella) SizeSSZ() (size int) {
	size = 2736653

	// Field (7) 'HistoricalRoots'
	size += len(b.HistoricalRoots) * 32

	// Field (9) 'Eth1DataVotes'
	size += len(b.Eth1DataVotes) * 72

	// Field (11) 'Validators'
	size += len(b.Validators) * 121

	// Field (12) 'Balances'
	size += len(b.Balances) * 8

	// Field (15) 'PreviousEpochParticipation'
	size += len(b.PreviousEpochParticipation)

	// Field (16) 'CurrentEpochParticipation'
	size += len(b.CurrentEpochParticipation)

	// Field (21) 'InactivityScores'
	size += len(b.InactivityScores) * 8

	// Field (24) 'LatestExecutionPayloadHeader'
	if b.LatestExecutionPayloadHeader == nil {
		b.LatestExecutionPayloadHeader = new(ExecutionPayloadHeaderCapella)
	}
	size += b.LatestExecutionPayloadHeader.SizeSSZ()

	// Field (27) 'HistoricalSummaries'
	size += len(b.HistoricalSummaries) * 64

	return
}

// HashTreeRoot ssz hashes the BeaconStateCapella object
func (b *BeaconStateCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconStateCapella object with a hasher
func (b *BeaconStateCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'GenesisTime'
	hh.PutUint64(b.GenesisTime)

	// Field (1) 'GenesisValidatorsRoot'
	hh.PutBytes(b.GenesisValidatorsRoot[:])

	// Field (2) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (3) 'Fork'
	if b.Fork == nil {
		b.Fork = new(Fork)
	}
	if err = b.Fork.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (4) 'LatestBlockHeader'
	if b.LatestBlockHeader == nil {
		b.LatestBlockHeader = new(BeaconBlockHeader)
	}
	if err = b.LatestBlockHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (5) 'BlockRoots'
	{
		subIndx := hh.Index()
		for _, i := range b.BlockRoots {
			hh.Append(i[:])
		}
		hh.Merkleize(subIndx)
	}

	// Field (6) 'StateRoots'
	{
		subIndx := hh.Index()
		for _, i := range b.StateRoots {
			hh.Append(i[:])
		}
		hh.Merkleize(subIndx)
	}

	// Field (7) 'HistoricalRoots'
	{
		if size := len(b.HistoricalRoots); size > 16777216 {
			err = ssz.ErrListTooBigFn("BeaconStateCapella.HistoricalRoots", size, 16777216)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.HistoricalRoots {
			if len(i) != 32 {
				err = ssz.ErrBytesLength
				return
			}
			hh.Append(i)
		}
		numItems := uint64(len(b.HistoricalRoots))
		hh.MerkleizeWithMixin(subIndx, numItems, 16777216)
	}

	// Field (8) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'Eth1DataVotes'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Eth1DataVotes))
		if num > 2048 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Eth1DataVotes {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2048)
	}

	// Field (10) 'Eth1DepositIndex'
	hh.PutUint64(b.Eth1DepositIndex)

	// Field (11) 'Validators'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Validators))
		if num > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Validators {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1099511627776)
	}

	// Field (12) 'Balances'
	{
		if size := len(b.Balances); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateCapella.Balances", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Balances {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.Balances))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (13) 'RandaoMixes'
	{
		subIndx := hh.Index()
		for _, i := range b.RandaoMixes {
			hh.Append(i[:])
		}
		hh.Merkleize(subIndx)
	}

	// Field (14) 'Slashings'
	{
		if size := len(b.Slashings); size != 8192 {
			err = ssz.ErrVectorLengthFn("BeaconStateCapella.Slashings", size, 8192)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.Slashings {
			hh.AppendUint64(i)
		}
		hh.Merkleize(subIndx)
	}

	// Field (15) 'PreviousEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.PreviousEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.PreviousEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (16) 'CurrentEpochParticipation'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(b.CurrentEpochParticipation))
		if byteLen > 1099511627776 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(b.CurrentEpochParticipation)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (1099511627776+31)/32)
	}

	// Field (17) 'JustificationBits'
	hh.PutBytes(b.JustificationBits[:])

	// Field (18) 'PreviousJustifiedCheckpoint'
	if b.PreviousJustifiedCheckpoint == nil {
		b.PreviousJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.PreviousJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (19) 'CurrentJustifiedCheckpoint'
	if b.CurrentJustifiedCheckpoint == nil {
		b.CurrentJustifiedCheckpoint = new(Checkpoint)
	}
	if err = b.CurrentJustifiedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (20) 'FinalizedCheckpoint'
	if b.FinalizedCheckpoint == nil {
		b.FinalizedCheckpoint = new(Checkpoint)
	}
	if err = b.FinalizedCheckpoint.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (21) 'InactivityScores'
	{
		if size := len(b.InactivityScores); size > 1099511627776 {
			err = ssz.ErrListTooBigFn("BeaconStateCapella.InactivityScores", size, 1099511627776)
			return
		}
		subIndx := hh.Index()
		for _, i := range b.InactivityScores {
			hh.AppendUint64(i)
		}
		hh.FillUpTo32()
		numItems := uint64(len(b.InactivityScores))
		hh.MerkleizeWithMixin(subIndx, numItems, ssz.CalculateLimit(1099511627776, numItems, 8))
	}

	// Field (22) 'CurrentSyncCommittee'
	if b.CurrentSyncCommittee == nil {
		b.CurrentSyncCommittee = new(SyncCommittee)
	}
	if err = b.CurrentSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (23) 'NextSyncCommittee'
	if b.NextSyncCommittee == nil {
		b.NextSyncCommittee = new(SyncCommittee)
	}
	if err = b.NextSyncCommittee.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (24) 'LatestExecutionPayloadHeader'
	if err = b.LatestExecutionPayloadHeader.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (25) 'NextWithdrawalIndex'
	hh.PutUint64(b.NextWithdrawalIndex)

	// Field (26) 'NextWithdrawalValidatorIndex'
	hh.PutUint64(b.NextWithdrawalValidatorIndex)

	// Field (27) 'HistoricalSummaries'
	{
		subIndx := hh.Index()
		num := uint64(len(b.HistoricalSummaries))
		if num > 16777216 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.HistoricalSummaries {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16777216)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconStateCapella object
func (b *BeaconStateCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the SignedBeaconBlockCapella object
func (s *SignedBeaconBlockCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(s)
}

// MarshalSSZTo ssz marshals the SignedBeaconBlockCapella object to a target array
func (s *SignedBeaconBlockCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(100)

	// Offset (0) 'Block'
	dst = ssz.WriteOffset(dst, offset)

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlockCapella.Signature", size, 96)
		return
	}
	dst = append(dst, s.Signature...)

	// Field (0) 'Block'
	if dst, err = s.Block.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the SignedBeaconBlockCapella object
func (s *SignedBeaconBlockCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 100 {
		return ssz.ErrSize
	}

	tail := buf
	var o0 uint64

	// Offset (0) 'Block'
	if o0 = ssz.ReadOffset(buf[0:4]); o0 > size {
		return ssz.ErrOffset
	}

	if o0 != 100 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (1) 'Signature'
	if cap(s.Signature) == 0 {
		s.Signature = make([]byte, 0, len(buf[4:100]))
	}
	s.Signature = append(s.Signature, buf[4:100]...)

	// Field (0) 'Block'
	{
		buf = tail[o0:]
		if s.Block == nil {
			s.Block = new(BeaconBlockCapella)
		}
		if err = s.Block.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the SignedBeaconBlockCapella object
func (s *SignedBeaconBlockCapella) SizeSSZ() (size int) {
	size = 100

	// Field (0) 'Block'
	if s.Block == nil {
		s.Block = new(BeaconBlockCapella)
	}
	size += s.Block.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the SignedBeaconBlockCapella object
func (s *SignedBeaconBlockCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(s)
}

// HashTreeRootWith ssz hashes the SignedBeaconBlockCapella object with a hasher
func (s *SignedBeaconBlockCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Block'
	if err = s.Block.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (1) 'Signature'
	if size := len(s.Signature); size != 96 {
		err = ssz.ErrBytesLengthFn("SignedBeaconBlockCapella.Signature", size, 96)
		return
	}
	hh.PutBytes(s.Signature)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the SignedBeaconBlockCapella object
func (s *SignedBeaconBlockCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(s)
}

// MarshalSSZ ssz marshals the BeaconBlockCapella object
func (b *BeaconBlockCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockCapella object to a target array
func (b *BeaconBlockCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(84)

	// Field (0) 'Slot'
	dst = ssz.MarshalUint64(dst, b.Slot)

	// Field (1) 'ProposerIndex'
	dst = ssz.MarshalUint64(dst, b.ProposerIndex)

	// Field (2) 'ParentRoot'
	dst = append(dst, b.ParentRoot[:]...)

	// Field (3) 'StateRoot'
	dst = append(dst, b.StateRoot[:]...)

	// Offset (4) 'Body'
	dst = ssz.WriteOffset(dst, offset)

	// Field (4) 'Body'
	if dst, err = b.Body.MarshalSSZTo(dst); err != nil {
		return
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockCapella object
func (b *BeaconBlockCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 84 {
		return ssz.ErrSize
	}

	tail := buf
	var o4 uint64

	// Field (0) 'Slot'
	b.Slot = ssz.UnmarshallUint64(buf[0:8])

	// Field (1) 'ProposerIndex'
	b.ProposerIndex = ssz.UnmarshallUint64(buf[8:16])

	// Field (2) 'ParentRoot'
	copy(b.ParentRoot[:], buf[16:48])

	// Field (3) 'StateRoot'
	copy(b.StateRoot[:], buf[48:80])

	// Offset (4) 'Body'
	if o4 = ssz.ReadOffset(buf[80:84]); o4 > size {
		return ssz.ErrOffset
	}

	if o4 != 84 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (4) 'Body'
	{
		buf = tail[o4:]
		if b.Body == nil {
			b.Body = new(BeaconBlockBodyCapella)
		}
		if err = b.Body.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockCapella object
func (b *BeaconBlockCapella) SizeSSZ() (size int) {
	size = 84

	// Field (4) 'Body'
	if b.Body == nil {
		b.Body = new(BeaconBlockBodyCapella)
	}
	size += b.Body.SizeSSZ()

	return
}

// HashTreeRoot ssz hashes the BeaconBlockCapella object
func (b *BeaconBlockCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockCapella object with a hasher
func (b *BeaconBlockCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'Slot'
	hh.PutUint64(b.Slot)

	// Field (1) 'ProposerIndex'
	hh.PutUint64(b.ProposerIndex)

	// Field (2) 'ParentRoot'
	hh.PutBytes(b.ParentRoot[:])

	// Field (3) 'StateRoot'
	hh.PutBytes(b.StateRoot[:])

	// Field (4) 'Body'
	if err = b.Body.HashTreeRootWith(hh); err != nil {
		return
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockCapella object
func (b *BeaconBlockCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the BeaconBlockBodyCapella object
func (b *BeaconBlockBodyCapella) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(b)
}

// MarshalSSZTo ssz marshals the BeaconBlockBodyCapella object to a target array
func (b *BeaconBlockBodyCapella) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(388)

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyCapella.RandaoReveal", size, 96)
		return
	}
	dst = append(dst, b.RandaoReveal...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if dst, err = b.Eth1Data.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	dst = append(dst, b.Graffiti[:]...)

	// Offset (3) 'ProposerSlashings'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.ProposerSlashings) * 416

	// Offset (4) 'AttesterSlashings'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		offset += 4
		offset += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Offset (5) 'Attestations'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(b.Attestations); ii++ {
		offset += 4
		offset += b.Attestations[ii].SizeSSZ()
	}

	// Offset (6) 'Deposits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.Deposits) * 1240

	// Offset (7) 'VoluntaryExits'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(b.VoluntaryExits) * 112

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if dst, err = b.SyncAggregate.MarshalSSZTo(dst); err != nil {
		return
	}

	// Offset (9) 'ExecutionPayload'
	dst = ssz.WriteOffset(dst, offset)
	if b.ExecutionPayload == nil {
		b.ExecutionPayload = new(ExecutionPayloadCapella)
	}
	offset += b.ExecutionPayload.SizeSSZ()

	// Offset (10) 'BlsToExecutionChanges'
	dst = ssz.WriteOffset(dst, offset)

	// Field (3) 'ProposerSlashings'
	if size := len(b.ProposerSlashings); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.ProposerSlashings", size, 16)
		return
	}
	for ii := 0; ii < len(b.ProposerSlashings); ii++ {
		if dst, err = b.ProposerSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (4) 'AttesterSlashings'
	if size := len(b.AttesterSlashings); size > 2 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.AttesterSlashings", size, 2)
		return
	}
	{
		offset = 4 * len(b.AttesterSlashings)
		for ii := 0; ii < len(b.AttesterSlashings); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.AttesterSlashings[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		if dst, err = b.AttesterSlashings[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (5) 'Attestations'
	if size := len(b.Attestations); size > 128 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.Attestations", size, 128)
		return
	}
	{
		offset = 4 * len(b.Attestations)
		for ii := 0; ii < len(b.Attestations); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += b.Attestations[ii].SizeSSZ()
		}
	}
	for ii := 0; ii < len(b.Attestations); ii++ {
		if dst, err = b.Attestations[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (6) 'Deposits'
	if size := len(b.Deposits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.Deposits", size, 16)
		return
	}
	for ii := 0; ii < len(b.Deposits); ii++ {
		if dst, err = b.Deposits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (7) 'VoluntaryExits'
	if size := len(b.VoluntaryExits); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.VoluntaryExits", size, 16)
		return
	}
	for ii := 0; ii < len(b.VoluntaryExits); ii++ {
		if dst, err = b.VoluntaryExits[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	// Field (9) 'ExecutionPayload'
	if dst, err = b.ExecutionPayload.MarshalSSZTo(dst); err != nil {
		return
	}

	// Field (10) 'BlsToExecutionChanges'
	if size := len(b.BlsToExecutionChanges); size > 16 {
		err = ssz.ErrListTooBigFn("BeaconBlockBodyCapella.BlsToExecutionChanges", size, 16)
		return
	}
	for ii := 0; ii < len(b.BlsToExecutionChanges); ii++ {
		if dst, err = b.BlsToExecutionChanges[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the BeaconBlockBodyCapella object
func (b *BeaconBlockBodyCapella) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 388 {
		return ssz.ErrSize
	}

	tail := buf
	var o3, o4, o5, o6, o7, o9, o10 uint64

	// Field (0) 'RandaoReveal'
	if cap(b.RandaoReveal) == 0 {
		b.RandaoReveal = make([]byte, 0, len(buf[0:96]))
	}
	b.RandaoReveal = append(b.RandaoReveal, buf[0:96]...)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.UnmarshalSSZ(buf[96:168]); err != nil {
		return err
	}

	// Field (2) 'Graffiti'
	copy(b.Graffiti[:], buf[168:200])

	// Offset (3) 'ProposerSlashings'
	if o3 = ssz.ReadOffset(buf[200:204]); o3 > size {
		return ssz.ErrOffset
	}

	if o3 != 388 {
		return ssz.ErrInvalidVariableOffset
	}

	// Offset (4) 'AttesterSlashings'
	if o4 = ssz.ReadOffset(buf[204:208]); o4 > size || o3 > o4 {
		return ssz.ErrOffset
	}

	// Offset (5) 'Attestations'
	if o5 = ssz.ReadOffset(buf[208:212]); o5 > size || o4 > o5 {
		return ssz.ErrOffset
	}

	// Offset (6) 'Deposits'
	if o6 = ssz.ReadOffset(buf[212:216]); o6 > size || o5 > o6 {
		return ssz.ErrOffset
	}

	// Offset (7) 'VoluntaryExits'
	if o7 = ssz.ReadOffset(buf[216:220]); o7 > size || o6 > o7 {
		return ssz.ErrOffset
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.UnmarshalSSZ(buf[220:380]); err != nil {
		return err
	}

	// Offset (9) 'ExecutionPayload'
	if o9 = ssz.ReadOffset(buf[380:384]); o9 > size || o7 > o9 {
		return ssz.ErrOffset
	}

	// Offset (10) 'BlsToExecutionChanges'
	if o10 = ssz.ReadOffset(buf[384:388]); o10 > size || o9 > o10 {
		return ssz.ErrOffset
	}

	// Field (3) 'ProposerSlashings'
	{
		buf = tail[o3:o4]
		num, err := ssz.DivideInt2(len(buf), 416, 16)
		if err != nil {
			return err
		}
		b.ProposerSlashings = make([]*ProposerSlashing, num)
		for ii := 0; ii < num; ii++ {
			if b.ProposerSlashings[ii] == nil {
				b.ProposerSlashings[ii] = new(ProposerSlashing)
			}
			if err = b.ProposerSlashings[ii].UnmarshalSSZ(buf[ii*416 : (ii+1)*416]); err != nil {
				return err
			}
		}
	}

	// Field (4) 'AttesterSlashings'
	{
		buf = tail[o4:o5]
		num, err := ssz.DecodeDynamicLength(buf, 2)
		if err != nil {
			return err
		}
		b.AttesterSlashings = make([]*AttesterSlashing, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.AttesterSlashings[indx] == nil {
				b.AttesterSlashings[indx] = new(AttesterSlashing)
			}
			if err = b.AttesterSlashings[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (5) 'Attestations'
	{
		buf = tail[o5:o6]
		num, err := ssz.DecodeDynamicLength(buf, 128)
		if err != nil {
			return err
		}
		b.Attestations = make([]*Attestation, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if b.Attestations[indx] == nil {
				b.Attestations[indx] = new(Attestation)
			}
			if err = b.Attestations[indx].UnmarshalSSZ(buf); err != nil {
				return err
			}
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (6) 'Deposits'
	{
		buf = tail[o6:o7]
		num, err := ssz.DivideInt2(len(buf), 1240, 16)
		if err != nil {
			return err
		}
		b.Deposits = make([]*Deposit, num)
		for ii := 0; ii < num; ii++ {
			if b.Deposits[ii] == nil {
				b.Deposits[ii] = new(Deposit)
			}
			if err = b.Deposits[ii].UnmarshalSSZ(buf[ii*1240 : (ii+1)*1240]); err != nil {
				return err
			}
		}
	}

	// Field (7) 'VoluntaryExits'
	{
		buf = tail[o7:o9]
		num, err := ssz.DivideInt2(len(buf), 112, 16)
		if err != nil {
			return err
		}
		b.VoluntaryExits = make([]*SignedVoluntaryExit, num)
		for ii := 0; ii < num; ii++ {
			if b.VoluntaryExits[ii] == nil {
				b.VoluntaryExits[ii] = new(SignedVoluntaryExit)
			}
			if err = b.VoluntaryExits[ii].UnmarshalSSZ(buf[ii*112 : (ii+1)*112]); err != nil {
				return err
			}
		}
	}

	// Field (9) 'ExecutionPayload'
	{
		buf = tail[o9:o10]
		if b.ExecutionPayload == nil {
			b.ExecutionPayload = new(ExecutionPayloadCapella)
		}
		if err = b.ExecutionPayload.UnmarshalSSZ(buf); err != nil {
			return err
		}
	}

	// Field (10) 'BlsToExecutionChanges'
	{
		buf = tail[o10:]
		num, err := ssz.DivideInt2(len(buf), 172, 16)
		if err != nil {
			return err
		}
		b.BlsToExecutionChanges = make([]*SignedBLSToExecutionChange, num)
		for ii := 0; ii < num; ii++ {
			if b.BlsToExecutionChanges[ii] == nil {
				b.BlsToExecutionChanges[ii] = new(SignedBLSToExecutionChange)
			}
			if err = b.BlsToExecutionChanges[ii].UnmarshalSSZ(buf[ii*172 : (ii+1)*172]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the BeaconBlockBodyCapella object
func (b *BeaconBlockBodyCapella) SizeSSZ() (size int) {
	size = 388

	// Field (3) 'ProposerSlashings'
	size += len(b.ProposerSlashings) * 416

	// Field (4) 'AttesterSlashings'
	for ii := 0; ii < len(b.AttesterSlashings); ii++ {
		size += 4
		size += b.AttesterSlashings[ii].SizeSSZ()
	}

	// Field (5) 'Attestations'
	for ii := 0; ii < len(b.Attestations); ii++ {
		size += 4
		size += b.Attestations[ii].SizeSSZ()
	}

	// Field (6) 'Deposits'
	size += len(b.Deposits) * 1240

	// Field (7) 'VoluntaryExits'
	size += len(b.VoluntaryExits) * 112

	// Field (9) 'ExecutionPayload'
	if b.ExecutionPayload == nil {
		b.ExecutionPayload = new(ExecutionPayloadCapella)
	}
	size += b.ExecutionPayload.SizeSSZ()

	// Field (10) 'BlsToExecutionChanges'
	size += len(b.BlsToExecutionChanges) * 172

	return
}

// HashTreeRoot ssz hashes the BeaconBlockBodyCapella object
func (b *BeaconBlockBodyCapella) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(b)
}

// HashTreeRootWith ssz hashes the BeaconBlockBodyCapella object with a hasher
func (b *BeaconBlockBodyCapella) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'RandaoReveal'
	if size := len(b.RandaoReveal); size != 96 {
		err = ssz.ErrBytesLengthFn("BeaconBlockBodyCapella.RandaoReveal", size, 96)
		return
	}
	hh.PutBytes(b.RandaoReveal)

	// Field (1) 'Eth1Data'
	if b.Eth1Data == nil {
		b.Eth1Data = new(Eth1Data)
	}
	if err = b.Eth1Data.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (2) 'Graffiti'
	hh.PutBytes(b.Graffiti[:])

	// Field (3) 'ProposerSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.ProposerSlashings))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.ProposerSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (4) 'AttesterSlashings'
	{
		subIndx := hh.Index()
		num := uint64(len(b.AttesterSlashings))
		if num > 2 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.AttesterSlashings {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 2)
	}

	// Field (5) 'Attestations'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Attestations))
		if num > 128 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Attestations {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 128)
	}

	// Field (6) 'Deposits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.Deposits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.Deposits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (7) 'VoluntaryExits'
	{
		subIndx := hh.Index()
		num := uint64(len(b.VoluntaryExits))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.VoluntaryExits {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (8) 'SyncAggregate'
	if b.SyncAggregate == nil {
		b.SyncAggregate = new(SyncAggregate)
	}
	if err = b.SyncAggregate.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (9) 'ExecutionPayload'
	if err = b.ExecutionPayload.HashTreeRootWith(hh); err != nil {
		return
	}

	// Field (10) 'BlsToExecutionChanges'
	{
		subIndx := hh.Index()
		num := uint64(len(b.BlsToExecutionChanges))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range b.BlsToExecutionChanges {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the BeaconBlockBodyCapella object
func (b *BeaconBlockBodyCapella) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(b)
}

// MarshalSSZ ssz marshals the ExecutionPayloadDeneb object
func (e *ExecutionPayloadDeneb) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadDeneb object to a target array
func (e *ExecutionPayloadDeneb) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(528)

	// Field (0) 'ParentHash'
	dst = append(dst, e.ParentHash[:]...)

	// Field (1) 'FeeRecipient'
	dst = append(dst, e.FeeRecipient[:]...)

	// Field (2) 'StateRoot'
	dst = append(dst, e.StateRoot[:]...)

	// Field (3) 'ReceiptsRoot'
	dst = append(dst, e.ReceiptsRoot[:]...)

	// Field (4) 'LogsBloom'
	dst = append(dst, e.LogsBloom[:]...)

	// Field (5) 'PrevRandao'
	dst = append(dst, e.PrevRandao[:]...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)
	offset += len(e.ExtraData)

	// Field (11) 'BaseFeePerGas'
	dst = append(dst, e.BaseFeePerGas[:]...)

	// Field (12) 'BlockHash'
	dst = append(dst, e.BlockHash[:]...)

	// Offset (13) 'Transactions'
	dst = ssz.WriteOffset(dst, offset)
	for ii := 0; ii < len(e.Transactions); ii++ {
		offset += 4
		offset += len(e.Transactions[ii])
	}

	// Offset (14) 'Withdrawals'
	dst = ssz.WriteOffset(dst, offset)

	// Field (15) 'BlobGasUsed'
	dst = ssz.MarshalUint64(dst, e.BlobGasUsed)

	// Field (16) 'ExcessBlobGas'
	dst = ssz.MarshalUint64(dst, e.ExcessBlobGas)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadDeneb.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	// Field (13) 'Transactions'
	if size := len(e.Transactions); size > 1048576 {
		err = ssz.ErrListTooBigFn("ExecutionPayloadDeneb.Transactions", size, 1048576)
		return
	}
	{
		offset = 4 * len(e.Transactions)
		for ii := 0; ii < len(e.Transactions); ii++ {
			dst = ssz.WriteOffset(dst, offset)
			offset += len(e.Transactions[ii])
		}
	}
	for ii := 0; ii < len(e.Transactions); ii++ {
		if size := len(e.Transactions[ii]); size > 1073741824 {
			err = ssz.ErrBytesLengthFn("ExecutionPayloadDeneb.Transactions[ii]", size, 1073741824)
			return
		}
		dst = append(dst, e.Transactions[ii]...)
	}

	// Field (14) 'Withdrawals'
	if size := len(e.Withdrawals); size > 16 {
		err = ssz.ErrListTooBigFn("ExecutionPayloadDeneb.Withdrawals", size, 16)
		return
	}
	for ii := 0; ii < len(e.Withdrawals); ii++ {
		if dst, err = e.Withdrawals[ii].MarshalSSZTo(dst); err != nil {
			return
		}
	}

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadDeneb object
func (e *ExecutionPayloadDeneb) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 528 {
		return ssz.ErrSize
	}

	tail := buf
	var o10, o13, o14 uint64

	// Field (0) 'ParentHash'
	copy(e.ParentHash[:], buf[0:32])

	// Field (1) 'FeeRecipient'
	copy(e.FeeRecipient[:], buf[32:52])

	// Field (2) 'StateRoot'
	copy(e.StateRoot[:], buf[52:84])

	// Field (3) 'ReceiptsRoot'
	copy(e.ReceiptsRoot[:], buf[84:116])

	// Field (4) 'LogsBloom'
	copy(e.LogsBloom[:], buf[116:372])

	// Field (5) 'PrevRandao'
	copy(e.PrevRandao[:], buf[372:404])

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 528 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	copy(e.BaseFeePerGas[:], buf[440:472])

	// Field (12) 'BlockHash'
	copy(e.BlockHash[:], buf[472:504])

	// Offset (13) 'Transactions'
	if o13 = ssz.ReadOffset(buf[504:508]); o13 > size || o10 > o13 {
		return ssz.ErrOffset
	}

	// Offset (14) 'Withdrawals'
	if o14 = ssz.ReadOffset(buf[508:512]); o14 > size || o13 > o14 {
		return ssz.ErrOffset
	}

	// Field (15) 'BlobGasUsed'
	e.BlobGasUsed = ssz.UnmarshallUint64(buf[512:520])

	// Field (16) 'ExcessBlobGas'
	e.ExcessBlobGas = ssz.UnmarshallUint64(buf[520:528])

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:o13]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}

	// Field (13) 'Transactions'
	{
		buf = tail[o13:o14]
		num, err := ssz.DecodeDynamicLength(buf, 1048576)
		if err != nil {
			return err
		}
		e.Transactions = make([][]byte, num)
		err = ssz.UnmarshalDynamic(buf, num, func(indx int, buf []byte) (err error) {
			if len(buf) > 1073741824 {
				return ssz.ErrBytesLength
			}
			if cap(e.Transactions[indx]) == 0 {
				e.Transactions[indx] = make([]byte, 0, len(buf))
			}
			e.Transactions[indx] = append(e.Transactions[indx], buf...)
			return nil
		})
		if err != nil {
			return err
		}
	}

	// Field (14) 'Withdrawals'
	{
		buf = tail[o14:]
		num, err := ssz.DivideInt2(len(buf), 44, 16)
		if err != nil {
			return err
		}
		e.Withdrawals = make([]*Withdrawal, num)
		for ii := 0; ii < num; ii++ {
			if e.Withdrawals[ii] == nil {
				e.Withdrawals[ii] = new(Withdrawal)
			}
			if err = e.Withdrawals[ii].UnmarshalSSZ(buf[ii*44 : (ii+1)*44]); err != nil {
				return err
			}
		}
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadDeneb object
func (e *ExecutionPayloadDeneb) SizeSSZ() (size int) {
	size = 528

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	// Field (13) 'Transactions'
	for ii := 0; ii < len(e.Transactions); ii++ {
		size += 4
		size += len(e.Transactions[ii])
	}

	// Field (14) 'Withdrawals'
	size += len(e.Withdrawals) * 44

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadDeneb object
func (e *ExecutionPayloadDeneb) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadDeneb object with a hasher
func (e *ExecutionPayloadDeneb) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	hh.PutBytes(e.ParentHash[:])

	// Field (1) 'FeeRecipient'
	hh.PutBytes(e.FeeRecipient[:])

	// Field (2) 'StateRoot'
	hh.PutBytes(e.StateRoot[:])

	// Field (3) 'ReceiptsRoot'
	hh.PutBytes(e.ReceiptsRoot[:])

	// Field (4) 'LogsBloom'
	hh.PutBytes(e.LogsBloom[:])

	// Field (5) 'PrevRandao'
	hh.PutBytes(e.PrevRandao[:])

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	hh.PutBytes(e.BaseFeePerGas[:])

	// Field (12) 'BlockHash'
	hh.PutBytes(e.BlockHash[:])

	// Field (13) 'Transactions'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Transactions))
		if num > 1048576 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Transactions {
			{
				elemIndx := hh.Index()
				byteLen := uint64(len(elem))
				if byteLen > 1073741824 {
					err = ssz.ErrIncorrectListSize
					return
				}
				hh.AppendBytes32(elem)
				hh.MerkleizeWithMixin(elemIndx, byteLen, (1073741824+31)/32)
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 1048576)
	}

	// Field (14) 'Withdrawals'
	{
		subIndx := hh.Index()
		num := uint64(len(e.Withdrawals))
		if num > 16 {
			err = ssz.ErrIncorrectListSize
			return
		}
		for _, elem := range e.Withdrawals {
			if err = elem.HashTreeRootWith(hh); err != nil {
				return
			}
		}
		hh.MerkleizeWithMixin(subIndx, num, 16)
	}

	// Field (15) 'BlobGasUsed'
	hh.PutUint64(e.BlobGasUsed)

	// Field (16) 'ExcessBlobGas'
	hh.PutUint64(e.ExcessBlobGas)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadDeneb object
func (e *ExecutionPayloadDeneb) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}

// MarshalSSZ ssz marshals the ExecutionPayloadHeaderDeneb object
func (e *ExecutionPayloadHeaderDeneb) MarshalSSZ() ([]byte, error) {
	return ssz.MarshalSSZ(e)
}

// MarshalSSZTo ssz marshals the ExecutionPayloadHeaderDeneb object to a target array
func (e *ExecutionPayloadHeaderDeneb) MarshalSSZTo(buf []byte) (dst []byte, err error) {
	dst = buf
	offset := int(584)

	// Field (0) 'ParentHash'
	dst = append(dst, e.ParentHash[:]...)

	// Field (1) 'FeeRecipient'
	dst = append(dst, e.FeeRecipient[:]...)

	// Field (2) 'StateRoot'
	dst = append(dst, e.StateRoot[:]...)

	// Field (3) 'ReceiptsRoot'
	dst = append(dst, e.ReceiptsRoot[:]...)

	// Field (4) 'LogsBloom'
	dst = append(dst, e.LogsBloom[:]...)

	// Field (5) 'PrevRandao'
	dst = append(dst, e.PrevRandao[:]...)

	// Field (6) 'BlockNumber'
	dst = ssz.MarshalUint64(dst, e.BlockNumber)

	// Field (7) 'GasLimit'
	dst = ssz.MarshalUint64(dst, e.GasLimit)

	// Field (8) 'GasUsed'
	dst = ssz.MarshalUint64(dst, e.GasUsed)

	// Field (9) 'Timestamp'
	dst = ssz.MarshalUint64(dst, e.Timestamp)

	// Offset (10) 'ExtraData'
	dst = ssz.WriteOffset(dst, offset)

	// Field (11) 'BaseFeePerGas'
	dst = append(dst, e.BaseFeePerGas[:]...)

	// Field (12) 'BlockHash'
	dst = append(dst, e.BlockHash[:]...)

	// Field (13) 'TransactionsRoot'
	dst = append(dst, e.TransactionsRoot[:]...)

	// Field (14) 'WithdrawalRoot'
	dst = append(dst, e.WithdrawalRoot[:]...)

	// Field (15) 'BlobGasUsed'
	dst = ssz.MarshalUint64(dst, e.BlobGasUsed)

	// Field (16) 'ExcessBlobGas'
	dst = ssz.MarshalUint64(dst, e.ExcessBlobGas)

	// Field (10) 'ExtraData'
	if size := len(e.ExtraData); size > 32 {
		err = ssz.ErrBytesLengthFn("ExecutionPayloadHeaderDeneb.ExtraData", size, 32)
		return
	}
	dst = append(dst, e.ExtraData...)

	return
}

// UnmarshalSSZ ssz unmarshals the ExecutionPayloadHeaderDeneb object
func (e *ExecutionPayloadHeaderDeneb) UnmarshalSSZ(buf []byte) error {
	var err error
	size := uint64(len(buf))
	if size < 584 {
		return ssz.ErrSize
	}

	tail := buf
	var o10 uint64

	// Field (0) 'ParentHash'
	copy(e.ParentHash[:], buf[0:32])

	// Field (1) 'FeeRecipient'
	copy(e.FeeRecipient[:], buf[32:52])

	// Field (2) 'StateRoot'
	copy(e.StateRoot[:], buf[52:84])

	// Field (3) 'ReceiptsRoot'
	copy(e.ReceiptsRoot[:], buf[84:116])

	// Field (4) 'LogsBloom'
	copy(e.LogsBloom[:], buf[116:372])

	// Field (5) 'PrevRandao'
	copy(e.PrevRandao[:], buf[372:404])

	// Field (6) 'BlockNumber'
	e.BlockNumber = ssz.UnmarshallUint64(buf[404:412])

	// Field (7) 'GasLimit'
	e.GasLimit = ssz.UnmarshallUint64(buf[412:420])

	// Field (8) 'GasUsed'
	e.GasUsed = ssz.UnmarshallUint64(buf[420:428])

	// Field (9) 'Timestamp'
	e.Timestamp = ssz.UnmarshallUint64(buf[428:436])

	// Offset (10) 'ExtraData'
	if o10 = ssz.ReadOffset(buf[436:440]); o10 > size {
		return ssz.ErrOffset
	}

	if o10 != 584 {
		return ssz.ErrInvalidVariableOffset
	}

	// Field (11) 'BaseFeePerGas'
	copy(e.BaseFeePerGas[:], buf[440:472])

	// Field (12) 'BlockHash'
	copy(e.BlockHash[:], buf[472:504])

	// Field (13) 'TransactionsRoot'
	copy(e.TransactionsRoot[:], buf[504:536])

	// Field (14) 'WithdrawalRoot'
	copy(e.WithdrawalRoot[:], buf[536:568])

	// Field (15) 'BlobGasUsed'
	e.BlobGasUsed = ssz.UnmarshallUint64(buf[568:576])

	// Field (16) 'ExcessBlobGas'
	e.ExcessBlobGas = ssz.UnmarshallUint64(buf[576:584])

	// Field (10) 'ExtraData'
	{
		buf = tail[o10:]
		if len(buf) > 32 {
			return ssz.ErrBytesLength
		}
		if cap(e.ExtraData) == 0 {
			e.ExtraData = make([]byte, 0, len(buf))
		}
		e.ExtraData = append(e.ExtraData, buf...)
	}
	return err
}

// SizeSSZ returns the ssz encoded size in bytes for the ExecutionPayloadHeaderDeneb object
func (e *ExecutionPayloadHeaderDeneb) SizeSSZ() (size int) {
	size = 584

	// Field (10) 'ExtraData'
	size += len(e.ExtraData)

	return
}

// HashTreeRoot ssz hashes the ExecutionPayloadHeaderDeneb object
func (e *ExecutionPayloadHeaderDeneb) HashTreeRoot() ([32]byte, error) {
	return ssz.HashWithDefaultHasher(e)
}

// HashTreeRootWith ssz hashes the ExecutionPayloadHeaderDeneb object with a hasher
func (e *ExecutionPayloadHeaderDeneb) HashTreeRootWith(hh ssz.HashWalker) (err error) {
	indx := hh.Index()

	// Field (0) 'ParentHash'
	hh.PutBytes(e.ParentHash[:])

	// Field (1) 'FeeRecipient'
	hh.PutBytes(e.FeeRecipient[:])

	// Field (2) 'StateRoot'
	hh.PutBytes(e.StateRoot[:])

	// Field (3) 'ReceiptsRoot'
	hh.PutBytes(e.ReceiptsRoot[:])

	// Field (4) 'LogsBloom'
	hh.PutBytes(e.LogsBloom[:])

	// Field (5) 'PrevRandao'
	hh.PutBytes(e.PrevRandao[:])

	// Field (6) 'BlockNumber'
	hh.PutUint64(e.BlockNumber)

	// Field (7) 'GasLimit'
	hh.PutUint64(e.GasLimit)

	// Field (8) 'GasUsed'
	hh.PutUint64(e.GasUsed)

	// Field (9) 'Timestamp'
	hh.PutUint64(e.Timestamp)

	// Field (10) 'ExtraData'
	{
		elemIndx := hh.Index()
		byteLen := uint64(len(e.ExtraData))
		if byteLen > 32 {
			err = ssz.ErrIncorrectListSize
			return
		}
		hh.Append(e.ExtraData)
		hh.MerkleizeWithMixin(elemIndx, byteLen, (32+31)/32)
	}

	// Field (11) 'BaseFeePerGas'
	hh.PutBytes(e.BaseFeePerGas[:])

	// Field (12) 'BlockHash'
	hh.PutBytes(e.BlockHash[:])

	// Field (13) 'TransactionsRoot'
	hh.PutBytes(e.TransactionsRoot[:])

	// Field (14) 'WithdrawalRoot'
	hh.PutBytes(e.WithdrawalRoot[:])

	// Field (15) 'BlobGasUsed'
	hh.PutUint64(e.BlobGasUsed)

	// Field (16) 'ExcessBlobGas'
	hh.PutUint64(e.ExcessBlobGas)

	hh.Merkleize(indx)
	return
}

// GetTree ssz hashes the ExecutionPayloadHeaderDeneb object
func (e *ExecutionPayloadHeaderDeneb) GetTree() (*ssz.Node, error) {
	return ssz.ProofTree(e)
}