mainpage.xaml.cs

private void ReceivedMessageCallbackWhenSubscribed(string result)
{
    if (!string.IsNullOrEmpty(result) && !string.IsNullOrEmpty(result.Trim()))
    {
        List<object> deserializedMessage = pubnub.JsonPluggableLibrary.DeserializeToListOfObject(result);
        if (deserializedMessage != null && deserializedMessage.Count > 0)
        {
            object subscribedObject = (object)deserializedMessage[0];
            if (subscribedObject != null)
            {
                string serializedResultMessage = pubnub.JsonPluggableLibrary.SerializeToJsonString(subscribedObject);
                RTPMServer rtpmServer = JsonConvert.DeserializeObject<RTPMServer>(serializedResultMessage);

                Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => {
                    ctd = grid.RowDefinitions.Count;
                    grid.RowDefinitions.Add(new RowDefinition() { Height = new GridLength(columnHeight) });

                    TextBlock t = new TextBlock();
                    t.HorizontalAlignment = HorizontalAlignment.Left;
                    t.FontSize = 11;
                    t.Text = rtpmServer.Date.ToLocalTime().ToString();
                    t.SetValue(Grid.ColumnProperty, 0);
                    t.SetValue(Grid.RowProperty, ctd);
                    grid.Children.Add(t);

                    TextBlock tS = new TextBlock();
                    tS.HorizontalAlignment = HorizontalAlignment.Left;
                    tS.FontSize = 12;
                    tS.Text = rtpmServer.ServerName;
                    tS.SetValue(Grid.ColumnProperty, 1);
                    tS.SetValue(Grid.RowProperty, ctd);
                    grid.Children.Add(tS);

                    TextBlock tC = new TextBlock();
                    tC.HorizontalAlignment = HorizontalAlignment.Center;
                    tC.FontSize = 14;
                    tC.Text = rtpmServer.CPUUsage.ToString("###.##") + " %";
                    tC.SetValue(Grid.ColumnProperty, 2);
                    tC.SetValue(Grid.RowProperty, ctd);
                    grid.Children.Add(tC);

                    TextBlock tR = new TextBlock();
                    tR.HorizontalAlignment = HorizontalAlignment.Center;
                    tR.FontSize = 14;
                    tR.Text = rtpmServer.RAMUsage.ToString() + " Mb";
                    tR.SetValue(Grid.ColumnProperty, 3);
                    tR.SetValue(Grid.RowProperty, ctd);
                    grid.Children.Add(tR);

                    ctd++;
                }).GetResults();
            }
        }
    }
    mrePubNub.Set();
}