Examine source code of AVG AntiTrack

{
  "short_name": "__MSG_ext_short_name__",
  "name": "__MSG_ext_name__",
  "description": "__MSG_ext_description__",
  "default_locale": "en",
  "version": "4.8.0.4601",
  "author": "Gen Digital Inc.",
  "icons": {
    "16": "icons/16/antitrack-logo.png",
    "32": "icons/32/antitrack-logo.png",
    "48": "icons/48/antitrack-logo.png",
    "64": "icons/64/antitrack-logo.png",
    "128": "icons/128/antitrack-logo.png"
  },
  "manifest_version": 3,
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "match_about_blank": true,
      "run_at": "document_start",
      "js": [
        "at-include/ATContent.js"
      ]
    }
  ],
  "action": {},
  "web_accessible_resources": [
    {
      "resources": [
        "app/*.png",
        "app/*.svg",
        "app/*.ttf",
        "locales/*.json",
        "icons/32/*.png"
      ],
      "matches": [
        "*://*/*"
      ]
    },
    {
      "resources": [
        "at-include/ProtectMainFrame.js",
        "at-include/ProtectMainFrameFixed.js",
        "at-include/ProtectSubFrame.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "webNavigation",
    "storage",
    "unlimitedStorage",
    "nativeMessaging",
    "declarativeNetRequest",
    "scripting",
    "alarms",
    "activeTab",
    "webRequest"
  ],
  "host_permissions": [
    "http://*/*",
    "https://*/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "commands": {
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+T",
        "windows": "Alt+T",
        "mac": "Command+T"
      },
      "description": "__MSG_ext_command_description__"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "113.0",
      "id": "{2a7c0eb8-2936-4b6f-b738-5f7183d98698}"
    }
  },
  "background": {
    "scripts": [
      "app/background.js"
    ]
  },
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "main_rules",
        "enabled": true,
        "path": "at-include/data/rules.json"
      }
    ]
  }
}