@interface HKSeriesSample : HKSample { _Atomic unsigned int _count; } @property (nonatomic, getter=_isFrozen, setter=_setFrozen:) BOOL frozen; @property (readonly) unsigned long long count; + (BOOL)supportsSecureCoding; - (id)_validateWithConfiguration:(struct HKObjectValidationConfiguration { unsigned long long x0; unsigned int x1; })a0; - (void)encodeWithCoder:(id)a0; - (id)initWithCoder:(id)a0; - (id)_validateSample; - (void)_setCount:(unsigned long long)a0; - (BOOL)_shouldNotifyOnInsert; - (id)_valueDescription; @end