Support messageStory as empty objects.

telegram-bot-api/Client.cpp

@@ -2305,6 +2305,7 @@ void Client::JsonMessage::store(td::JsonValueScope *scope) const {
     case td_api::messageChatSetBackground::ID:
       break;
     case td_api::messageStory::ID:
+      object("story", JsonEmptyObject());
       break;
     default:
       UNREACHABLE();
@@ -11199,8 +11200,6 @@ bool Client::need_skip_update_message(int64 chat_id, const object_ptr<td_api::me
       return true;
     case td_api::messageChatSetBackground::ID:
       return true;
-    case td_api::messageStory::ID:
-      return true;
     default:
       break;
   }