@interface ChronoCore.SnapshotAssertionManager : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ expirationTimeInterval;
    void /* unknown type, empty encoding */ queue;
    void /* unknown type, empty encoding */ assertionAcquirer;
    void /* unknown type, empty encoding */ invalidationHandler;
    void /* unknown type, empty encoding */ _queue_timer;
    void /* unknown type, empty encoding */ _queue_assertions;
    void /* unknown type, empty encoding */ _queue_assertionExpirationDates;
}

@end