Installing

To utilize unirest for node.js install the the npm module:

$ npm install unirest

After installing the npm package you can now start simplifying requests like so:

var unirest = require('unirest');

Creating Request

unirest.post("https://faceplusplus-faceplusplus.p.rapidapi.com/facepp/v3/detect?image_url=https%3A%2F%2Fcnet3.cbsistatic.com%2Fimg%2Fgk7d6AQXuqmtPNmnZI2gMaNySyA%3D%2F970x0%2F2018%2F09%2F05%2F7274da05-85a9-4646-b41f-a4b22c597507%2Fcaptain-marvel-brie-larson-1.jpg")
.header("X-RapidAPI-Host", "faceplusplus-faceplusplus.p.rapidapi.com")
.header("X-RapidAPI-Key", "SIGN-UP-FOR-KEY")
.header("Content-Type", "application/x-www-form-urlencoded")
.end(function (result) {
  console.log(result.status, result.headers, result.body);
});