[TOptional](API\Runtime\Core\IO\TOptional)< [FAnyDataReference](API\Plugins\MetasoundGraphCore\FAnyDataReference) > CreateDataReference ( [EDataReferenceAccessType](API\Plugins\MetasoundGraphCore\Metasound__EDataReferenceAccessT-) InAccessType, const [FLiteral](API\Plugins\MetasoundGraphCore\FLiteral) & InLiteral, const [FOperatorSettings](API\Plugins\MetasoundGraphCore\FOperatorSettings) & InOperatorSettings ) const