@class NSString, PXObservable; @interface _PXStoryObservation : NSObject <PXChangeObserver, PXStoryStateWatchingRequest> @property (readonly, weak, nonatomic) PXObservable *observable; @property (copy, nonatomic) id /* block */ changeHandler; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end