preq-test.js

'use strict';

const preq = require('preq');

return preq.post({
	uri: 'https://en.wikipedia.org/w/api.php',
	headers: {
		'content-type': 'application/json'
	},
	body: {
		action: 'query',
		prop: 'info|revisions',
		titles: 'Foobar',
		format: 'json',
		formatversion: 2
	}
})
.then((res) => {
	console.log(res.status);
	console.log(JSON.stringify(res.headers, null, 2));
});