Examine source code of YT Raffle Picker

{
  "manifest_version": 2,
  "name": "YT Raffle Picker",
  "description": "To rozszerzenie pozwala robić losowania (raffle) na stronie gaming.youtube.com",
  "version": "1.2resigned1",
  "permissions": [
    "tabs",
    "activeTab",
    "https://youtube.com/"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://gaming.youtube.com/*"
      ],
      "js": [
        "script/main.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{26f0bd19-38b0-4305-8f0d-6c7bb590aed6}"
    }
  }
}