public function __construct($accessToken, $accessTokenSecret)
{
parent::__construct($accessToken, $accessTokenSecret);
$this->httpClient = new Client(['base_url' => [$this->apiUrl, ['version' => 'v1']], 'defaults' => ['headers' => ['Authorization' => 'sso-key ' . $this->accessToken . ':' . $this->accessTokenSecret, 'Accept' => 'application/json', 'Content-Type' => 'application/json']]]);
}