public function getUuids($count = 1)
    {
        $count = (int) $count;
        $response = $this->httpClient->request('GET', '/_uuids?count='.$count);

        if ($response->status != 200) {
            throw new CouchDBException('Could not retrieve UUIDs from CouchDB.');
        }

        return $response->body['uuids'];
    }