title: how to get list of favorites artist from Spotify Api in flutter
body: <p>INVALID_CLIENT: Invalid redirect URI</p>
  <pre><code>  final result = await FlutterWebAuth.authenticate(
    url: &quot;https://accounts.spotify.com/authorize? client_id=\\\\\\\\\\\\\\\\\\
    &amp;redirect_uri=http://192.168.1.100:8123/auth/external/callback&amp;scope=user-read-currently-
    playing&amp;response_type=token&amp;state=123&quot;,
    callbackUrlScheme: &quot;http://192.168.1.100:8123/auth/external/callback&quot;,
  );
  </code></pre>