Pimcore\Model\Object\ClassDefinition\Data\Table::getFromCsvImport PHP Method

    public function getFromCsvImport($importValue, $object = null, $params = [])
    {
        $value = Serialize::unserialize(base64_decode($importValue));
        if (is_array($value)) {
            return $value;
        } else {
            return null;
        }
    }