public override Task InvokeAllAsync(string methodName, object[] args)
 {
     return(_wrappedHubLifetimeManager.InvokeAllAsync(methodName, args));
 }
 private async Task Broadcast(Dictionary <string, double> data)
 {
     await _hubManager.InvokeAllAsync("currenciesUpdated",
                                      new object[] { data });
 }