public async void SendUserNodeChangedNodeNoticeAsync(long userId, long newNodeId)
 {
     try
     {
         UserNodeChangedNodeNotice notice = new UserNodeChangedNodeNotice(userId, newNodeId);
         await SendNoticeToNodesAsync(notice).ConfigureAwait(false);
     }
     catch (Exception ex)
     {
         Logger.WriteLog(ex);
     }
 }
 public UserNodeChangedNodeNoticeHandler(NodeNotice notice, NodeConnection current, IUpdateUsersService updateUsersService)
 {
     this.notice             = (UserNodeChangedNodeNotice)notice;
     this.current            = current;
     this.updateUsersService = updateUsersService;
 }