@class NSSet, PHFetchResult, NSString, PHPhotoLibrary, NSDate; @interface PXContentSyndicationPhotoKitAssetArrivalObserver : NSObject <PHPhotoLibraryChangeObserver> @property (readonly, nonatomic) NSSet *expectedUUIDs; @property (readonly, nonatomic) PHPhotoLibrary *photoLibrary; @property (readonly, nonatomic) PHFetchResult *assetsFetchResult; @property (retain, nonatomic) NSDate *waitStartTimestamp; @property (copy, nonatomic) id /* block */ completionHandler; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)dealloc; - (void)photoLibraryDidChange:(id)a0; - (void).cxx_destruct; - (id)initWithExpectedAssetUUIDs:(id)a0 inPhotoLibrary:(id)a1; - (void)updateWithFetchResult:(id)a0; - (void)waitForAssetArrivalsWithCompletion:(id /* block */)a0; @end