Examine source code of WHOIS RDAP Lookup

{
  "manifest_version": 2,
  "name": "__MSG_extName__",
  "version": "1.0.3",
  "description": "__MSG_extDescription__",
  "default_locale": "en",
  "permissions": [
    "messagesRead",
    "tabs",
    "storage",
    "https://publicsuffix.org/*"
  ],
  "background": {
    "scripts": [
      "libs/psl-fallback.js",
      "background.js"
    ]
  },
  "message_display_action": {
    "default_title": "__MSG_buttonTitle__",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    }
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "whois-rdap@mail.dp.ua",
      "strict_min_version": "140.0"
    }
  }
}