Adapter/ShopwareAdapter/ResponseParser/Customer/CustomerResponseParser.php
private function getIdentifier($entry, $type)
    {
        return $this->identityService->findOneOrThrow(
            (string) $entry,
            ShopwareAdapter::NAME,
            $type
        )->getObjectIdentifier();
    }
private function getIdentifier($entry, $type)
    {
        return $this->identityService->findOneOrThrow(
            (string) $entry,
            ShopwareAdapter::NAME,
            $type
        )->getObjectIdentifier();
    }
@param string $entry
@param string $type

@return string