@interface SleepHealthAppPlugin.UserDefaultsBooleanObserver : NSObject {
void /* unknown type, empty encoding */ objectWillChange;
void /* unknown type, empty encoding */ defaults;
void /* unknown type, empty encoding */ key;
void /* unknown type, empty encoding */ observerContext;
}
- (id)init;
- (void)dealloc;
- (void)observeValueForKeyPath:(id)a0 ofObject:(id)a1 change:(id)a2 context:(void *)a3;
- (void).cxx_destruct;
@end