public function getAccountInfo()
    {
        $response     = $this->makeRequest(Client::HEAD);
        $nbContainers = 0;
        $totalSize    = 0;
        $metadata     = array();

        foreach ($response['headers'] as $name => $value) {
            $name = strtolower($name);

            if (0 === strcmp($name, 'x-account-container-count')) {
                $nbContainers = intval($value);
            } elseif (0 === strcmp($name, 'x-account-bytes-used')) {
                $totalSize = intval($value);
            } elseif (0 === strpos($name, 'x-account-meta-')) {
                $metadata[substr($name, 15)] = $value;
            }
        }

        return array(
            $nbContainers,
            $totalSize,
            $metadata
        );
    }