@class NSData, NSString; @interface CMData : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (nonatomic) double timestamp; @property (nonatomic) long long type; @property (retain, nonatomic) NSData *data; @property (retain, nonatomic) NSData *additionalData; @property (retain, nonatomic) NSString *sourcePeerDisplayName; @property (nonatomic) BOOL isSent; + (id)classes; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithMessage:(id)a0 timestamp:(double)a1 isSent:(BOOL)a2; @end