void DuplicateVariantSets ( const [TArray](API\Runtime\Core\Containers\TArray)< [UVariantSet](API\Plugins\VariantManagerContent\UVariantSet) * > & TheseVariantSets, [ULevelVariantSets](API\Plugins\VariantManagerContent\ULevelVariantSets) * ToThisLevelVarSets, int32 InsertionIndex )