Examine source code of AdBlocker Ultimate

{
  "version": "4.2.9",
  "manifest_version": 2,
  "name": "__MSG_name__",
  "content_security_policy": "script-src 'self' 'sha256-GH4MISem+XXlowF3M/QKqtfEOkhzt1IQoYAZCyE46YU='; object-src 'self'",
  "author": "AdAvoid Ltd.",
  "default_locale": "en",
  "description": "__MSG_description__",
  "icons": {
    "16": "assets/icons/enabled-16.png",
    "32": "assets/icons/enabled-32.png",
    "48": "assets/icons/enabled-48.png",
    "128": "assets/icons/enabled-128.png"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "pages/document-start.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "match_about_blank": true,
      "run_at": "document_start"
    }
  ],
  "background": {
    "page": "pages/background.html",
    "persistent": false
  },
  "browser_action": {
    "default_icon": {
      "16": "assets/icons/enabled-16.png",
      "19": "assets/icons/enabled-19.png",
      "38": "assets/icons/enabled-38.png",
      "128": "assets/icons/enabled-128.png"
    },
    "default_title": "__MSG_name__",
    "default_popup": "pages/popup.html"
  },
  "web_accessible_resources": [
    "/web-accessible-resources/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "adblockultimate@adblockultimate.net",
      "strict_min_version": "78.0"
    },
    "gecko_android": {
      "strict_min_version": "113.0"
    }
  },
  "options_ui": {
    "page": "pages/options.html",
    "open_in_tab": true
  },
  "permissions": [
    "tabs",
    "<all_urls>",
    "webRequest",
    "webRequestBlocking",
    "webNavigation",
    "storage",
    "contextMenus",
    "cookies"
  ],
  "optional_permissions": [
    "clipboardRead",
    "clipboardWrite"
  ]
}