@interface _TtC7SwiftUIP33_C1C63C2F6F2B9F3EB30DD747F0605FBD14PreferenceNode : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ keyType;
    void /* unknown type, empty encoding */ seed;
    void /* unknown type, empty encoding */ mergedSeed;
    void /* unknown type, empty encoding */ next;
}

@end