BackendlessAPI.Service.MessagingService.UnregisterDeviceOnServer C# (CSharp) Method

    public void UnregisterDeviceOnServer()
    {
      AsyncCallback<bool> callback = _deviceUnregisterCallback;

      var responder = new AsyncCallback<bool>( r =>
      {
        if( callback != null )
        {
          _deviceRegistrationDto.ClearRegistration();
          callback.ResponseHandler.Invoke( r );
        }
      }, f =>
      {
        if( callback != null )
          callback.ErrorHandler.Invoke( f );
        else
          throw new BackendlessException( f );
      } );

      Invoker.InvokeAsync( DEVICE_REGISTRATION_MANAGER_SERVER_ALIAS, "unregisterDevice",
                           new Object[] { Backendless.AppId, Backendless.VersionNum, _deviceRegistrationDto.DeviceId },
                           responder );
    }