System/Library/PrivateFrameworks/NewsFeed.framework

_TtC8NewsFeedP33_F6DADBE3BFDB6CE7780A22E69487CC0F32FormatNotificationCenterObserver.h

Download _TtC8NewsFeedP33_F6DADBE3BFDB6CE7780A22E69487CC0F32FormatNotificationCenterObserver.h

1. _TtCs12_SwiftObject

@interface _TtC8NewsFeedP33_F6DADBE3BFDB6CE7780A22E69487CC0F32FormatNotificationCenterObserver : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ observer;
}

@end