@class NSData, NSString; @interface CKSyncEngineStateSerialization : NSObject @property (class, readonly) BOOL supportsSecureCoding; @property (copy, nonatomic) NSData *data; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)CKDescribePropertiesUsing:(id)a0; - (id)init; - (id)redactedDescription; - (void)encodeWithCoder:(id)a0; - (id)initWithData:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; - (BOOL)CKDescriptionShouldPrintPointer; - (id)CKDescriptionClassName; - (id)initWithDeprecatedData:(id)a0; @end