@class CKAssetDownloadPreauthorization, NSArray, NSString, NSURL, NSError, NSData, NSMutableArray; @protocol MMCSOperationMetric; @interface CKDMMCSItemGroup : NSObject @property (retain, nonatomic) NSArray *tuple; @property (readonly, nonatomic) NSURL *contentBaseURL; @property (readonly, nonatomic) NSString *owner; @property (readonly, nonatomic) NSString *requestor; @property (retain, nonatomic) NSError *error; @property (readonly, nonatomic) CKAssetDownloadPreauthorization *downloadPreauthorization; @property (nonatomic) BOOL complete; @property (retain, nonatomic) id<MMCSOperationMetric> metrics; @property (retain, nonatomic) NSData *authPutRequest; @property (readonly, nonatomic) NSMutableArray *items; + (id)tupleForItem:(id)a0; - (void)addItem:(id)a0; - (id)CKPropertiesDescription; - (id)initWithTuple:(id)a0; - (id)description; - (void).cxx_destruct; @end