how to add autherization header to anyu request in rwact code example

Example 1: axios default headers authorization

axios.defaults.headers.common['Authorization'] = AUTH_TOKEN;

Example 2: axios defaults headers common

// GET request for remote image
axios({
  method: 'get',
  url: 'http://bit.ly/2mTM3nY',
  responseType: 'stream'
})
  .then(function(response) {
  response.data.pipe(fs.createWriteStream('ada_lovelace.jpg'))
});