instaexample.js

console.log('Starting instagram..');

const fetchData = (url) => {
  return fetch(url)
    .then(data => data.json())
    .then(json => {
      if (json) {
        return Promise.resolve(json);
      } else {
        return Promise.reject(Error('json is undefined!'));
      }
    })
}

const base = 'https://api.instagram.com/v1/users/self/media/recent/';
const token = '1939114685.3b5403f.63f96726d3411134c1ab45bcfe56ec77c42';

fetchData(`${base}?access_token=${token}`)
  .then(data => console.log(data))
  .catch(error => console.error(error))