Instagram Bot Auto Respond Mention Simsimi

function IG_respondMentionSimsimi() {
  var url = "https://api.fadhiilrachman.id/instagram/respondMentionSimsimi.php?",
  opt = {
    "method": "GET",
    "payload": {
    },
    "muteHttpExceptions": true,
    "followRedirects" : true,
  },
  username='YOUR_USERNAME_HERE', password='YOUR_PASSWORD_HERE', limit='1';
  UrlFetchApp.fetch(url + 'username=' + username + '&password=' + password + '&limit=' + limit,opt);
}