scalabl3

function guid() {
  function s4() {
      return Math.floor((1 + Math.random()) * 0x10000)
              .toString(16)
              .substring(1);
  }
  return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
          s4() + '-' + s4() + s4() + s4();
}

scalabl3

export default (request) => { 
    const kvstore = require('kvstore');
    const xhr = require('xhr');
    const vault = require('vault'); // You can use the Vault to store a header/key for your backend 
                                    // to validate the request with, alternatively you can use IP whitelist
    
    
    const host = 'https://f8234c78.ngrok.io';
    var url = host + '/v1/webhooks/pubnub';