module.exports = {
  handler: function (req, res) {
    console.log(req.body)
    res.end('hello world')
  }
}

@@ -53,55 +53,268 @@
     
-console.log(req.body)%0A    res.end('hello world'
+var body = %5B%5D%0A    req.on('error', function (err) %7B%0A      console.error(err)%0A    %7D).on('data', function (chunk) %7B%0A      body.push(chunk)%0A    %7D).on('end', function () %7B%0A      body = Buffer.concat(body).toString()%0A      console.log(body)%0A      res.end(body)%0A    %7D
 )%0A  

Fix nodejs with data example