public Task Say(SayS2S msg)
 {
     _callbackChannel.OnRoomEvent(new RoomEvent()
     {
         Text = msg.Text, UserName = msg.UserName
     });
     return(Task.FromResult(0));
 }
 public void Process(SayS2S msg, IOperationContext context)
 {
     foreach (var roomMember in _roomMembers)
     {
         roomMember.CallbackChannel.Send(new RoomEvent()
         {
             Text = msg.Text, UserName = msg.UserName
         });
     }
 }