Examine source code of Cristiano Ronaldo Live Wallpaper

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "author": "Gameograf",
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "default_locale": "en",
  "version": "14.4.1",
  "description": "__MSG_appDesc__",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "background": {
    "service_worker": "bg.js"
  },
  "permissions": [
    "search"
  ],
  "icons": {
    "16": "img/128.png",
    "48": "img/128.png",
    "128": "img/128.png"
  }
}