public function getRoot() {
        $objWebClient = $this->getWebClient();

        $strUri = $this->getApiUrl() . '/';
        $arrHeaders = $this->getHeaders();

        $objRequest = $objWebClient->get($strUri, $arrHeaders);

        $this->objResponse = $objRequest->send();
        $strResponse = $this->objResponse->getBody(TRUE);

        return $strResponse;
    }