@class CNGroup, CNChangeHistoryAnchor, NSString, NSNumber; @interface CNChangeHistoryGroupChange : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (nonatomic) long long changeType; @property (retain, nonatomic) CNGroup *group; @property (retain, nonatomic) CNChangeHistoryAnchor *changeAnchor; @property (retain, nonatomic) NSNumber *changeID; @property (retain, nonatomic) NSString *externalID; @property (retain, nonatomic) NSString *externalURI; @property (retain, nonatomic) NSString *externalModificationTag; @property (readonly, nonatomic) NSString *groupIdentifier; - (void)encodeWithCoder:(id)a0; - (id)description; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithIdentifier:(id)a0 changeType:(long long)a1 changeAnchor:(id)a2 changeID:(id)a3 externalID:(id)a4; @end