Auth0\SDK\API\Helpers\ApiClient::__construct PHP Method

    public function __construct($config)
    {
        $this->basePath = $config['basePath'];
        $this->domain = $config['domain'];
        $this->headers = isset($config['headers']) ? $config['headers'] : [];
        $this->guzzleOptions = isset($config['guzzleOptions']) ? $config['guzzleOptions'] : [];
        if (self::$infoHeadersDataEnabled) {
            $this->headers[] = new Header('Auth0-Client', self::getInfoHeadersData()->build());
        }
    }