@interface _TtC26DocumentManagerExecutablesP33_785CBA6FF492D1A84D3A93B2D10ABBAB17FPHierarchyLookup : _TtCs12_SwiftObject {
void /* unknown type, empty encoding */ _queue;
void /* unknown type, empty encoding */ _cachedAncestorsByItemParentID;
void /* unknown type, empty encoding */ _cacheResetDispatchSource;
}
@end