@interface _TtCO9JetEngine8Unstable8Accounts : _TtCs12_SwiftObject {
void /* unknown type, empty encoding */ backingStore;
void /* unknown type, empty encoding */ accountsLock;
void /* unknown type, empty encoding */ unlockedActiveiTunesAccount;
}
- (void)accountStoreDidChange:(id)a0;
- (void)accountCookiesDidChange:(id)a0;
@end