public void Handle(IViewContext context, AnEvent domainEvent)
            {
                var root = context.Load <MyRoot>(domainEvent.GetAggregateRootId());

                root.DoStuff();
            }
            public void Handle(IViewContext context, AnEvent domainEvent)
            {
                var myRoot = context.Load <MyRoot>(domainEvent.GetAggregateRootId());

                Calls.Add(Tuple.Create(myRoot.LastEmittedEventNumber, domainEvent.EventNumber));
            }