public async void LoadEventsAsync()
        {
            //PersistanceService.FileCreationEvents();
            ObservableCollection <Event> events = await PersistanceService.LoadEventsFromJsonAsync();

            //if (events == null)
            //{
            //    EventViewModel.AddDummyData();
            //}
            //else
            //{
            //
            //}
            foreach (var item in events)
            {
                this.Events.Add(item);
            }
        }