Rocket League Online for free

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 3,
  "name": "Rocket League Online for free",
  "version": "1.3",
  "description": "Rocket League Online for free game you can play soccer while driving cars! Score a goal against your opponents and win the match.",
  "action": {
    "default_icon": "img/icon128.png"
  },
  "author": "Bishnu",
  "default_locale": "en",
  "background": {
    "service_worker": "service_worker.js"
  },
  "icons": {
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "offline_enabled": false,
  "host_permissions": [
    "https://allunblockedgames.com/panel/"
  ]
}