gmail-line-notify-04.gs

// send email message to line notify
function sendMessageToLineNotify(message, accesssToken) {
  const lineNotifyEndPoint = "https://notify-api.line.me/api/notify";

  const options = {
    "method": "POST",
    "headers": {
      "Authorization": "Bearer " + accesssToken,
      "Content-Type": "	application/x-www-form-urlencoded"
    },
    "payload": {
      "message": message
    },
  };

  try {
    UrlFetchApp.fetch(lineNotifyEndPoint, options);
    Logger.log("Send Notify Completed!");
  } catch (error) {
    Logger.log(error.name + "：" + error.message);
    return;
  };
}