Examine source code of Froggle Jump - Arcade Platformer Game

{
  "manifest_version": 3,
  "name": "Froggle Jump - Arcade Platformer Game",
  "version": "1.1.0",
  "description": "Jump as high as you can. Collect stars, unlock characters, skins, weapons and themes.",
  "browser_specific_settings": {
    "gecko": {
      "id": "doodlejump@froggle-checkout",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo"
        ],
        "optional": []
      }
    }
  },
  "permissions": [
    "identity",
    "storage"
  ],
  "host_permissions": [
    "https://identitytoolkit.googleapis.com/*",
    "https://securetoken.googleapis.com/*",
    "https://us-central1-froggle-checkout.cloudfunctions.net/*"
  ],
  "background": {
    "scripts": [
      "config.js",
      "background.js"
    ]
  },
  "action": {
    "default_title": "Play Froggle Jump",
    "default_popup": "game.html",
    "default_icon": {
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  }
}