Examine source code of GeoTrivia Explorer Grid

{
  "manifest_version": 2,
  "name": "GeoTrivia Explorer Grid",
  "version": "1.0",
  "description": "Test and expand your world knowledge by guessing capital cities of various nations in a quick multiple-choice interactive quiz format.",
  "icons": {
    "48": "geotrivia_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "GeoTrivia Explorer Grid"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{a27b2c24-e18d-4cf9-bb07-e69aaa5660a9}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}