const post_options = {
    url: 'https://connect.calamp.com',
    protocol: 'https:',
    host: 'connect.calamp.com',
    port: '443',
    path: '/connect/services/login?useAuthToken=true&username=' + encodeURIComponent('username') + '&password=' + encodeURIComponent('password'),
    method: 'POST',
    headers: {
        'calamp-services-app': 'f12f0f55-28d7-4936-a102-58426cxxxxx'
    }
};

const req = https.request(post_options, (res) => {
    console.log(res.statusCode) // 200
});

req.write(JSON.stringify({}));
req.end();