private async void RefreshDataObjectsSync()
        {
            var dataObjects =
                await
                _syncServer.DataObjects.Get(new DataObjectRichQueryRequest()
            {
                ProjectId    = ProjectId,
                CollectionId = CollectionId,
                Folder       = FolderName
            });

            DataObjectsSync.Clear();
            foreach (var dataObject in dataObjects)
            {
                DataObjectsSync.Add(dataObject);
            }
        }
        private async void Connect()
        {
            //Login
            _syncServer = new SyncServer(this.InstanceName, this.ApiKey);
            var login = await _syncServer.Start();

            this.IsConnected = login.WasSuccessful;

            //Add subscriptions.
            if ((await _syncServer.RealTimeSync.GetSubscriptions()).Any(s => s.Type == "Project" && s.Id == this.ProjectId) == false)
            {
                await _syncServer.RealTimeSync.SubscribeProject(ProjectId);
            }

            //React on subscriptions using reactive extensions

            //Subscribe to new data notifications
            _syncServer.NewDataObservable.SubscribeOnDispatcher().Subscribe(n =>
            {
                App.Current.Dispatcher.Invoke(() => DataObjectsSync.Add(n.Data));
            });

            _syncServer.DeleteDataObservable.SubscribeOnDispatcher().Subscribe(n =>
            {
                App.Current.Dispatcher.Invoke(() =>
                {
                    RefreshDataObjectsSync();
                });
            });

            //Create Http connection object
            _syncanoClient = new Syncano.Net.SyncanoClient(this.InstanceName, this.ApiKey);

            //Load existing objects
            RefreshDataObjectsHttp();
            RefreshDataObjectsSync();
        }