public function getNearestPostOfficeByGeographicalLocation(
        $longitude,
        $latitude,
        $d2po = false,
        $max_addresses = 10,
        array $options = []
    ) {
        $query_params = "d2po={$d2po}&longitude={$longitude}&latitude={$latitude}&maximum={$max_addresses}";

        $response = $this->get(
            "rs/postoffice?{$query_params}",
            ['Accept' => 'application/vnd.cpc.postoffice+xml'],
            $options
        );
        return $response;
    }