Execute all commands from the root folder of this repository. Start with git clone cd spotify-web-api-node npm install npm install express node examples/tutorial/00-get-access-token.js "" "" and visit in your browser to get an `access_token`. If you don't have a `client_id` and `client_secret` yet, create an application here: to get them. Make sure you whitelist the correct redirectUri when creating your application, which is `http://localhost:8888/callback`. After you got the `access_token`, call all other examples with this token in ENV variable `SPOTIFY_ACCESS_TOKEN`. The easiest way is to call: export SPOTIFY_ACCESS_TOKEN="" node examples/tutorial/01-basics/01-get-info-about-current-user.js