@class NSUUID, NSData; @interface HKWorkoutMirroringDataUpdate : NSObject @property (readonly, copy, nonatomic) NSUUID *UUID; @property (readonly, copy, nonatomic) NSData *data; @property (readonly, copy, nonatomic) id /* block */ completionHandler; - (void).cxx_destruct; - (id)initWithData:(id)a0 completion:(id /* block */)a1; @end