SendMessageResponse

{
    "success": true,
    "message": "string",
    "code": 0,
    "data": {
        "message": {
            "chats_message_id": 0,
            "message_key": "string",
            "chats_key": "string",
            "send_user_id": "string",
            "receive_user_id": "string",
            "message_type": "string",
            "message_content": null,
            "message_extra": null,
            "reply_to_message_key": "string",
            "forward_from_message_key": "string",
            "is_retracted": 0,
            "is_read": 0,
            "read_time": "2019-08-24T14:15:22.123Z",
            "delivery_status": "sending",
            "create_time": "2019-08-24T14:15:22.123Z",
            "update_time": "2019-08-24T14:15:22.123Z"
        },
        "chats": {
            "chats_id": 0,
            "user_id": "string",
            "peer_id": "string",
            "chats_key": "string",
            "chats_type": "friend",
            "source_type": "internal",
            "chats_name": "string",
            "chats_icon": "string",
            "unread_count": 0,
            "last_message_content": "string",
            "last_message_type": "string",
            "last_send_time": "2019-08-24T14:15:22.123Z"
        }
    }
}