diff --git a/MessageBird/Objects/Conversations/Content.cs b/MessageBird/Objects/Conversations/Content.cs
index 14a2123..268360f 100644
--- a/MessageBird/Objects/Conversations/Content.cs
+++ b/MessageBird/Objects/Conversations/Content.cs
@@ -13,6 +13,7 @@ public enum ContentType
         [EnumMember(Value = "text")] Text,
         [EnumMember(Value = "video")] Video,
         [EnumMember(Value = "event")] Event,
+        [EnumMember(Value = "whatsappSticker")] WhatsAppSticker,
     }
 
     public class Content
@@ -37,5 +38,8 @@ public class Content
         
         [JsonProperty("video")]
         public MediaContent Video {get;set;}
+
+        [JsonProperty("whatsappSticker")]
+        public WhatsAppStickerContent WhatsAppSticker { get; set; }
     }
 }
\ No newline at end of file
diff --git a/MessageBird/Objects/Conversations/ConversationMessage.cs b/MessageBird/Objects/Conversations/ConversationMessage.cs
index 24a48c1..5136358 100644
--- a/MessageBird/Objects/Conversations/ConversationMessage.cs
+++ b/MessageBird/Objects/Conversations/ConversationMessage.cs
@@ -32,6 +32,8 @@ public enum ConversationMessageStatus
         Sent,
         [EnumMember(Value = "unsupported")]
         Unsupported,
+        [EnumMember(Value = "rejected")]
+        Rejected,
     }
 
     public class ConversationMessageError
diff --git a/MessageBird/Objects/Conversations/WhatsAppStickerContent.cs b/MessageBird/Objects/Conversations/WhatsAppStickerContent.cs
new file mode 100644
index 0000000..c567edf
--- /dev/null
+++ b/MessageBird/Objects/Conversations/WhatsAppStickerContent.cs
@@ -0,0 +1,14 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MessageBird.Objects.Conversations
+{
+    public class WhatsAppStickerContent
+    {
+        [JsonProperty("link")]
+        public string Link { get; set; }
+    }
+}