@class NSDictionary, NSString; @interface IKPlayerShouldChangeToMediaAtIndexEventUserInfo : NSObject <IKPlayerEventMarshaling> @property (readonly, nonatomic) long long index; @property (readonly, nonatomic) BOOL shouldChange; @property (readonly, nonatomic) NSDictionary *properties; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)initWithIndex:(long long)a0; - (void)processReturnJSValue:(id)a0 inContext:(id)a1; - (BOOL)expectsReturnValue; @end