Examine source code of Blocking Display Ads

{
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c53fafb5-58a4-4e86-b9d9-846daf41ceeb}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "92.0"
    }
  },
  "name": "Test",
  "host_permissions": [
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "version": "1.1.1",
  "manifest_version": 3,
  "permissions": [
    "declarativeNetRequest",
    "storage"
  ]
}