API.js

require('isomorphic-fetch');
const mongoose = require('mongoose');

module.exports.TakeFromAPI = async (req, res, next) => {
  
  const headers = new Headers();
  headers.append('Content-Type', 'application/json');

  // Hena el json object elli htb3teh ll API
  const JSON_TO_SEND_TO_API = {
    "<KEY>": '<VALUE>',
    "<KEY>": '<VALUE>',
    "<KEY>": '<VALUE>',
  };

  // Di el result elli htgelk mn el Amazon API
  const result = await fetch(<AMAZON_API_URL>, {
    body: JSON.stringify(JSON_TO_SEND_TO_API),
    method: 'POST',
    mode: 'cors',
    headers,
  });

  // Bn7wl el result hena to JSON format 3lshan n3mlha save
  const result_json_response = await result.json();

  // TRY this line 3lshan tshofi el response howa elli f postman wala la2
  console.log(result_json_response);

  // B3d kda el mafrod ykon 3ndk schema shabh el response 3lshan t3mli save f el db
  <SCHEMA>.create(result_json_response);

};