System/Library/PrivateFrameworks/AppStoreKitInternal.framework

AppStoreKitInternal.InAppPurchaseStateDataSource.h

Download AppStoreKitInternal.InAppPurchaseStateDataSource.h

1. _TtCs12_SwiftObject

@interface AppStoreKitInternal.InAppPurchaseStateDataSource : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ stateProvider;
    void /* unknown type, empty encoding */ observers;
    void /* unknown type, empty encoding */ stateLock;
}

@end