System/Library/PrivateFrameworks/MediaRemote.framework
MRAudioFadeMessage.h
@class MRPlayerPath;
@interface MRAudioFadeMessage : MRProtocolMessage
@property (readonly, nonatomic) MRPlayerPath *playerPath;
@property (readonly, nonatomic) long long fadeType;
- (unsigned long long)type;
- (id)initWithPlayerPath:(id)a0 fadeType:(long long)a1;
@end