@class NSString; @interface MTSubscriptionController : NSObject { void /* unknown type, empty encoding */ requestController; } @property (class, nonatomic, readonly) MTSubscriptionController *sharedInstance; @property (class, nonatomic, readonly) long long alreadySubscribedErrorCode; @property (class, nonatomic, readonly) NSString *subscriptionControllerErrorDomain; - (id)init; - (void).cxx_destruct; - (void)podcastExistsInStoreWithFeedUrl:(id)a0 completion:(id /* block */)a1; - (void)subscribeToShowWithPodcastStoreId:(id)a0 account:(id)a1 completion:(id /* block */)a2; @end