@class NSOperationQueue, NSString; @interface _NANotificationObserverProxy : _NAObserverProxy { id _notificationObserver; } @property (readonly, nonatomic) NSOperationQueue *observerQueue; @property (readonly, copy, nonatomic) id /* block */ observerBlock; @property (readonly, copy, nonatomic) NSString *notificationName; - (void)performObserverBlock; - (void)invalidate; - (void).cxx_destruct; - (id)initWithWeakObserver:(id)a0 notificationName:(id)a1 observerQueue:(id)a2 observerBlock:(id /* block */)a3; @end