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://oopspam.p.rapidapi.com/v1/spamdetection")
.header("X-RapidAPI-Host", "oopspam.p.rapidapi.com")
.header("X-RapidAPI-Key", "SIGN-UP-FOR-KEY")
.header("Content-Type", "application/json")
.send({"sender_ip":"31.184.238.111","content":"Dear Agent, We are a manufacturing company which specializes in supplying Aluminum Rod with Zinc Alloy Rod to customers worldwide, based in Japan, Asia.We have been unable to follow up payments effectively for transactions with debtor customers in your country due to our distant locations, thus our reason for requesting for your services representation.","content_lang":["en"]})
.end(function (result) {
  console.log(result.status, result.headers, result.body);
});