@interface VideosUI.VideosEnginePromiseOperation : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ jsPromiseOperation;
    void /* unknown type, empty encoding */ jsMultiPartPromiseOperation;
    void /* unknown type, empty encoding */ owner;
    void /* unknown type, empty encoding */ appContext;
    void /* unknown type, empty encoding */ currentPromise;
    void /* unknown type, empty encoding */ isWaitingForFragments;
}

@end