@Override
 protected Integer doInBackground(YouRoomEntry... entries) {
   YouRoomCommandProxy proxy = new YouRoomCommandProxy(activity);
   YouRoomEntry entry =
       proxy.getEntry(
           roomId, String.valueOf(entries[0].getId()), entries[0].getUpdatedTime(), errFlg);
   entries[0].setDescendantsCount(entry.getDescendantsCount());
   return entry.getDescendantsCount();
 }