protected async override Task OnInitializedAsync()
        {
            var token = UserState.UserContext.AccessToken;

            HubConnection = new HubConnectionBuilder()
                            .WithUrl(NavigationManager.ToAbsoluteUri(Common.Global.Constants.Hubs.NotificationHub),
                                     options =>
            {
                options.AccessTokenProvider = () => Task.FromResult(token);
            })
                            .Build();

            HubConnection.On <NotificationModel>(Common.Global.Constants.Hubs.ReceiveMessage, (model) =>
            {
                ReceivedNotifications.Add(model);
                ToastService.ShowInfo(model.Message);
                StateHasChanged();
            });

            await HubConnection.StartAsync();
        }
        protected async override Task OnInitializedAsync()
        {
            var accessToken = await this.AccessTokenProvider.RequestAccessToken();

            if (accessToken.TryGetToken(out var token))
            {
                HubConnection = new HubConnectionBuilder()
                                .WithUrl(NavigationManager.ToAbsoluteUri(Common.Global.Constants.Hubs.NotificationHub),
                                         options =>
                {
                    options.AccessTokenProvider = () => Task.FromResult(token.Value);
                })
                                .Build();

                HubConnection.On <NotificationModel>(Common.Global.Constants.Hubs.ReceiveMessage, (model) =>
                {
                    ReceivedNotifications.Add(model);
                    ToastifyService.DisplayInformationNotification(model.Message);
                    StateHasChanged();
                });

                await HubConnection.StartAsync();
            }
        }