@class LPLinkMetadata; @interface LPLinkMetadataObserver : NSObject { LPLinkMetadata *_metadata; id /* block */ _callback; BOOL _hasScheduledCallback; } - (void)stopObserving; - (void)dealloc; - (void)observeValueForKeyPath:(id)a0 ofObject:(id)a1 change:(id)a2 context:(void *)a3; - (void).cxx_destruct; - (id)initWithMetadata:(id)a0 callback:(id /* block */)a1; @end