public StageActorRef(
	IActorRefProvider provider,
	ILoggingAdapter log,
	Func<StageActorRef.Receive, Action<Tuple<IActorRef, Object>>> getAsyncCallback,
	StageActorRef. Receive initialReceive,
	ActorPath path
)

new : 
        provider : IActorRefProvider * 
        log : ILoggingAdapter * 
        getAsyncCallback : Func<StageActorRef.Receive, Action<Tuple<IActorRef, Object>>> * 
        initialReceive : StageActorRef. Receive * 
        path : ActorPath -> StageActorRef