@class NSMutableDictionary, NSObject; @protocol OS_dispatch_queue; @interface ISKVOProxyManager : NSObject { NSMutableDictionary *_recordsByIdentifier; NSObject<OS_dispatch_queue> *_recordsQueue; } @property (class, readonly, nonatomic) ISKVOProxyManager *sharedManager; - (id)init; - (void).cxx_destruct; - (id)addProxyWithTarget:(id)a0 queue:(id)a1 keyPaths:(id)a2 delegate:(id)a3; - (void)removeProxyWithIdentifier:(id)a0; @end