public function getAmazonBillingAddress()
    {
        $oOrderReferenceDetails = $this->_getContainer()->getClient()->getOrderReferenceDetails();
        $oDetails = $oOrderReferenceDetails->GetOrderReferenceDetailsResult->OrderReferenceDetails;

        if (isset($oDetails->BillingAddress) === true) {
            $aParsedData = $this->_getContainer()
                ->getAddressUtil()
                ->parseAmazonAddress($oDetails->BillingAddress->PhysicalAddress);

            return array(
                'oxfname' => $aParsedData['FirstName'],
                'oxlname' => $aParsedData['LastName'],
                'oxcity' => $aParsedData['City'],
                'oxstateid' => $aParsedData['StateOrRegion'],
                'oxcountryid' => $aParsedData['CountryId'],
                'oxzip' => $aParsedData['PostalCode'],
                'oxstreet' => $aParsedData['Street'],
                'oxstreetnr' => $aParsedData['StreetNr'],
                'oxaddinfo' => $aParsedData['AddInfo'],
                'oxcompany' => $aParsedData['CompanyName']
            );
        }

        return null;
    }