Sending a post request through node

gistfile1.js

payload = 'client_id='+client_id + '&client_secret='+ client_secret
                                  + '&code='+ code
   var options = {
      host: 'github.com',
      path: '/login/oauth/access_token',
      method: 'POST'
   };

   var access_req = https.request(options, function(response){
      response.on('error', function(){
         console.log("Got an error!");
      });
      console.log(response.statusCode);
      response.on('data', function(chunk){
         console.log(chunk.toString());
         res.send("(Hopefully) Posted access exchange to github " + chunk.toString());
      });
   });

   access_req.write(payload);
   access_req.end();
   console.log("Sent the payload " + payload + "\n");