@interface MenstrualCyclesAppPlugin.DaySummaryChangeDetector : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ healthStore;
    void /* unknown type, empty encoding */ daySummaryObserverQuery;
    void /* unknown type, empty encoding */ daySummaryQuery;
    void /* unknown type, empty encoding */ _currentDaySummaryResult;
}

@end