Examine source code of Animated Worlds Quiz

{
  "manifest_version": 2,
  "name": "Animated Worlds Quiz",
  "version": "1.0",
  "description": "Famous animated movies quiz from Vietnamese clues.",
  "icons": {
    "48": "animation_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Animated Worlds Quiz"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6251f4b6-559c-4bc6-a933-3aa697a85550}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}