@interface _TtC12PhotosUICoreP33_91D29F4F2DBCF944653069752757388131ConcretePhotoLibraryObservation : NSObject <PXPhotoLibraryUIChangeObserver> {
void /* unknown type, empty encoding */ observer;
void /* unknown type, empty encoding */ prepareBlock;
void /* unknown type, empty encoding */ block;
}
- (id)init;
- (void)photoLibraryDidChangeOnMainQueue:(id)a0 withPreparedInfo:(id)a1;
- (void).cxx_destruct;
- (id)prepareForPhotoLibraryChange:(id)a0;
@end