api.js

/**
 * ./routes/api.js
 * This is where you'll set up any REST api endpoints you plan on using.
 */
const express = require('express');

const router = express.Router();

router.get('/', (req, res, next) => {
  var xmlrpc = require('xmlrpc')
  var params = {
    'username' : 'MG**',
  'password' : 've***',
  'provider_key' : ******',
  'lcode' : '******',
  }

  var wubook = {};
const request =  `
<?xml version="1.0"?><methodCall>
  <methodName>acquire_token</methodName>
  <params>
    <param>
      <value>
        <string>MG329</string>
      </value>
    </param>
    <param>
      <value>
        <string>velo173o</string>
      </value>
    </param>
    <param>
      <value>
        <string>9cfc231abfdc3b5d372e9f28055cdef10fea05cd3e178b98</string>
      </value>
    </param>
  </params>
</methodCall>`;
  wubook.acquire_token = function (domain, callback) {
  	var client = xmlrpc.createClient({
  		host: "https://wubook.net",
  		path: "/xrwx"
  	});

      client.methodCall('acquire_token', [request], ( value) => {
      console.log(value);

  	});
  };
return wubook.acquire_token.value
});

module.exports = router;