MyEntityNotificationEvents.cs

public class MyEntityNotificationBase : NotificationEventBase
{
  public MyEntity Entity { get; }

  public MyEntityNotificationBase(MyEntity entity)
  {
    Entity = entity;
  }
}

public class MyEntityAddingNotification : MyEntityNotificationBase
{
  public MyEntityAddingNotification(MyEntity entity)
    : base(entity)
  { }
}

public class MyEntityAddedNotification : MyEntityNotificationBase
{
  public MyEntityAddedNotification(MyEntity entity)
    : base(entity)
  { }
}

MyService.cs

public class MyService
{
  ...

  public void AddEntity(MyEntity entity) 
  {
    using (var uow = _uowProvider.Create())
    using (var repo = _repositoryFactory.CreateMyEntityRepository(uow))
    {
        var now = DateTime.UtcNow;

        entity.CreateDate = now;
        entity.UpdateDate = now;

        EventBus.Dispatch(new MyEntityAddingNotification(entity));

        repo.Insert(entity);
        
        uow.ScheduleNotification(new MyEntityAddedNotification(entity));

        uow.Complete();
    }
  }
}