text: #import <WatchCommon/TGBridgeCommon.h>
  
  @interface TGBridgeMediaAttachment : NSObject <NSCoding>
  
  @property (nonatomic, readonly) NSInteger mediaType;
  
  + (NSInteger)mediaType;
  
  @end
  
  extern NSString *const TGBridgeMediaAttachmentTypeKey;
  