@class NSString; @interface AR3DSkeletonRegistrationData : NSObject @property (nonatomic) double timestamp; @property (nonatomic) float estimatedScaleFactor; @property (nonatomic) struct { void /* unknown type, empty encoding */ columns[4]; } visionTransform; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (BOOL)isEqual:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; @end