dig.js

 var EdgeGrid = require('edgegrid');

var client_token = 'akab-xxxxxx',
  client_secret = 'xxxxxxxx',
  access_token = 'akab-xxxxxx',
  baseUri = 'https://akaa-xxxxxxx.luna.akamaiapis.net/';

eg.auth({
  'path': 'diagnostic-tools/v1/dig?hostname=developer.akamai.com&queryType=A&location=Philadelphia,United States',
  'method': 'GET',
  'headers': {},
  'body': data
});

eg.send(function (data, response) {
  console.log(data);
});