@class NSArray, NSDate; @interface HDHeartRateMeasurement : HDHealthServiceCharacteristic <HDDatumRendering> @property (readonly, nonatomic) NSDate *updateTime; @property (nonatomic) long long heartRateValue; @property (nonatomic) BOOL hasEnergyExpended; @property (nonatomic) long long energyExpended; @property (nonatomic) BOOL hasSensorContact; @property (nonatomic) BOOL sensorContact; @property (retain, nonatomic) NSArray *rrIntervals; @property (readonly, nonatomic) unsigned long long derivedContactStatus; + (id)uuid; + (id)_buildWithBinaryValue:(id)a0 error:(id *)a1; - (id)description; - (void).cxx_destruct; - (id)generateDatums:(id)a0; @end