protected override void SetStringValue(string value) => this.Instance = EventObject.FromString(value).Instance;
protected override void SetStringValue(string value)
{
var newEvents = value.Split(new[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries).Where(ms => !string.IsNullOrEmpty(ms)).Select(ms => EventObject.FromString(ms)).ToList();
this.Events = new ObservableCollection <EventObject>(newEvents);
}