A custom transfer fee that was assessed during the handling of a CryptoTransfer.
| Field | Type | Description |
|---|---|---|
amount |
int64 | The number of units assessed for the fee |
token_id |
TokenID | The denomination of the fee; taken as hbar if left unset |
fee_collector_account_id |
AccountID | The account to receive the assessed fee |
effective_payer_account_id |
repeated AccountID | The account(s) whose final balances would have been higher in the absence of this assessed fee |