@class NSString, NSURL, CSSearchableItemAttributeSet; @interface SYAttributeSetActivityInfo : NSObject <SYUserActivityInfo> @property (readonly, nonatomic) CSSearchableItemAttributeSet *attributeSet; @property (readonly, copy) NSString *activityType; @property (readonly, copy) NSURL *webpageURL; @property (readonly, copy) NSURL *canonicalURL; @property (readonly, copy) NSString *targetContentIdentifier; @property (readonly, copy) NSString *persistentIdentifier; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void).cxx_destruct; - (id)initWithAttributeSet:(id)a0; @end