sendWebhook.js

function sendWebhook(data, done) {
    var url = 'https://hooks.slack.com/services/LONG_UNIQUE_KEY';
    const options = {
      hostname: 'hooks.slack.com',
      protocol: 'https:',
      //port: 80,
      path: '/services/LONG_UNIQUE_KEY',
      method: 'POST',
      headers: {
        'Content-Type': 'application/json'
      }
    };

    const req = http.request(options, (res) => {
      res.setEncoding('utf8');
      res.on('data', (chunk) => {
        console.log(`BODY: ${chunk}`);
      });
      res.on('end', () => {
        console.log('No more data in response.');
      });
    });
    
    req.on('error', (e) => {
      console.error(`problem with request: ${e.message}`);
    });

    req.write(data);
    req.end();
    done(null, {'result' :'200'})
  
}