+ {:ok, create} = CommonAPI.post_chat_message(other_user, user, "sup")
+ {:ok, _create} = CommonAPI.post_chat_message(other_user, user, "sup part 2")
+ {:ok, chat} = Chat.get_or_create(user.id, other_user.ap_id)
+ object = Object.normalize(create, false)
+ cm_ref = MessageReference.for_chat_and_object(chat, object)