Examine source code of Email scrapper

{
  "manifest_version": 2,
  "name": "Email Finder",
  "version": "2.0",
  "description": "Find email addresses on any website",
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "images/16-16.png",
    "48": "images/48-48.png",
    "128": "images/128-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e5c8d35f-1102-4c5f-b55d-fe910b698d54}"
    }
  }
}