4.8 Access Token Request using Windows Client Authentication

Refer to [RFC6749] section 4.1.3 (Access Token Request).

 POST /token HTTP/1.1
 Host: server.example.com
 Content-Type: application/x-www-form-urlencoded
 Authorization: Negotiate 89a8742aa8729a8b028
grant_type=authorization_code&client_id=s6BhdRkqt3&code=SplxlOBeZQQYbYS6WxSbIA&redirect_uri=https%3A%2F%2Fclient%2Eexample%2Ecom%2Fcb&use_windows_client_authentication=true