@interface WorkoutCore.WorkoutStep : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ stepType;
    void /* unknown type, empty encoding */ _goal;
    void /* unknown type, empty encoding */ targetZones;
    void /* unknown type, empty encoding */ activityType;
    void /* unknown type, empty encoding */ uuid;
    void /* unknown type, empty encoding */ heartRateTargetZone;
    void /* unknown type, empty encoding */ trackAlerts;
    void /* unknown type, empty encoding */ _forcePublisherUpdate;
    void /* unknown type, empty encoding */ powerZonesAlertTargetZone;
}

@end