@class NSString; @protocol FCPaymentTransactionObserverDelegate; @interface FCPaymentTransactionObserver : NSObject <SKPaymentTransactionObserver> @property (weak, nonatomic) id<FCPaymentTransactionObserverDelegate> delegate; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end