public void OnError(Exception ex, EventAWithBaseAndInterface @event)
 {
 }
 Task IHandleEventsOf <EventAWithBaseAndInterface> .Handle(EventAWithBaseAndInterface @event)
 {
     return(Task.Run(() => Method = "EventAWithBaseAndInterface"));
 }
 public Task Handle(EventAWithBaseAndInterface @event)
 {
     return(Task.Run(() => Method = "EventAWithBaseAndInterface"));
 }