private async void LoadMethod()
        {
            try
            {
                _events = await PersistencyService.LoadEventsFromJson();
            }
            catch (Exception e)
            {
                MessageDialog msd = new MessageDialog(e.ToString(), "Failed to load from json");

                _events = new ObservableCollection <Event>()
                {
                    new Event(0, "Description", "TestEvent", "CPH", new DateTime(2017, 12, 12)),
                    new Event(1, "Description", "TestEvent1", "CPH", new DateTime(2017, 12, 12)),
                    new Event(2, "Description", "TestEvent2", "CPH", new DateTime(2017, 12, 12))
                };
            }
        }