private function buildFullAddressString(
        AddressInterface $address,
        array $cityHierarchy
    ) {
        $cityString = implode(', ', $cityHierarchy);

        return sprintf(
            '%s %s, %s %s',
            $address->getAddress(),
            $address->getAddressMore(),
            $cityString,
            $address->getPostalcode()
        );
    }