@class NSArray, NSString; @interface PKVirtualCardEncryptionFields : NSObject { NSArray *_certificates; NSString *_encryptionVersion; struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; } - (id)init; - (void).cxx_destruct; - (id)dictionaryRepresentation; - (id)initWithCertificates:(id)a0; - (void)prepareCertificateWithQueue:(id)a0 completion:(id /* block */)a1; - (void)prepareOneTimeCertificateWithQueue:(id)a0 completion:(id /* block */)a1; @end