View from: file:///C:/src/Licensing/www/wwwroot/_test.html
From: Content API
part: snippet
playlistId: PLPPCUD3tzfEb-_ts7adPiZxyM-cN5MdXK
Check: API Key
Execute (APIKEY AIzaSyACXyKWBAINdlgWYt8_Sz2W4TjuTK1aP0c) 
YouTube Playlist JSON