System/Library/Frameworks/Messages.framework
MSSession.h
@class NSUUID;
@interface MSSession : NSObject <NSSecureCoding>
@property (class, readonly) BOOL supportsSecureCoding;
@property (readonly, nonatomic) NSUUID *identifier;
- (id)initWithIdentifier:(id)a0;
- (id)init;
- (unsigned long long)hash;
- (void)encodeWithCoder:(id)a0;
- (id)description;
- (void).cxx_destruct;
- (BOOL)isEqual:(id)a0;
- (id)initWithCoder:(id)a0;
@end