public static function arrayFromXml($xml)
    {
        $document = new DOMDocument('1.0', 'UTF-8');
        $document->loadXML($xml);

        $root = $document->documentElement->nodeName;

        return Util::delimiterToCamelCaseArray([
            $root => self::_nodeToValue($document->childNodes->item(0)),
        ]);
    }