@interface SeymourUI.GroupNode : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ group;
    void /* unknown type, empty encoding */ currentItemIndex;
    void /* unknown type, empty encoding */ currentRepeatCount;
    void /* unknown type, empty encoding */ isRoot;
    void /* unknown type, empty encoding */ items;
    void /* unknown type, empty encoding */ spacing;
}

@end