@class NSString; @protocol BLSHSceneEnvironmentObserving; @interface BLSHSceneEnvironmentObserver : NSObject { id _observer; } @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)observerWithObserver:(id)a0; @end