const http = require('http');
const id = '7985cf2a-e51d-4596-91b7-40f25bedb0c2';
const data = JSON.stringify({ firmenname: 'Taeger IT' });
const opts = {
  hostname: 'localhost',
  port: 3001,
  path: '/api/auftragsnachweise/' + id + '/pdf',
  method: 'POST',
  headers: { 'Content-Type': 'application/json', 'Content-Length': data.length }
};
const req = http.request(opts, r => {
  let d = '';
  r.setEncoding('binary');
  r.on('data', c => d += c);
  r.on('end', () => {
    console.log('Status:', r.statusCode);
    if (d.length > 1000) {
      console.log('PDF size:', d.length, 'bytes - OK');
    } else {
      console.log('Response:', d);
    }
  });
});
req.on('error', e => console.error(e));
req.write(data);
req.end();