@class NSString, NSArray, EMObjectID, UTType, EMMailDropMetadata; @interface _EMAttachmentContentItem : EMObject <EFPubliclyDescribable, EMMutableContentItem, NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (readonly, copy, nonatomic) NSString *ef_publicDescription; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @property (copy, nonatomic) NSArray *availableRepresentations; @property (nonatomic) BOOL isAvailableLocally; @property (copy, nonatomic) NSString *displayName; @property (copy, nonatomic) NSString *contentID; @property (copy, nonatomic) NSString *uniformTypeIdentifier; @property (nonatomic) long long dataTransferByteCount; @property (nonatomic) long long storageByteCount; @property (copy, nonatomic) EMMailDropMetadata *mailDropMetadata; @property (nonatomic) int exchangeEventUID; @property (copy, nonatomic) id /* block */ loaderBlock; @property (readonly, copy, nonatomic) EMObjectID *objectID; @property (readonly, copy, nonatomic) UTType *type; - (id)init; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)requestRepresentationWithOptions:(id)a0 completionHandler:(id /* block */)a1; - (id)requestRepresentationWithOptions:(id)a0 delegate:(id)a1 completionHandler:(id /* block */)a2; @end