optional (no cause).

optional (no cause).

Invalidate all previous action updates.

User is typing.

Enum value maps for CloseConversationCause.

Enum value maps for CloseConversationCause.

Enum value maps for LeaveConversationCause.

Enum value maps for LeaveConversationCause.

Enum value maps for UserAction.

Enum value maps for UserAction.

Account contact info to extend and replace legacy chat.Client message type.

Update [ACK]nowledge.

Broadcast recepient status.

Chat.

Accept Invitation !.

Postback.

Update event message details.

User actions.