Handling Hub proxy callbacks

Let's turn our attention to the SignalRClient; we created an EventHandler, which fires every time data is received from the Hub. The BasePresenter will be responsible for handling the data received from this EventHandler:

         #region Constructors
         public BasePresenter()
         {
             _webApiAccess = new WebApiAccess();
             _signalREvents = new Dictionary<string, Action<string>>()
             {
                 {"clients", (data) =>
                      {
                         var list = JsonConvert.DeserializeObject<IEnumerable<string>>(data);
                         if (ConnectedClientsUpdated != null)
                         {
                             ConnectedClientsUpdated(this, new ConnectedClientsUpdatedEventArgs(list.Select(x => new Client
                             {
                                 Username = x,&...