Examine source code of Bookmark Organizers

{
  "manifest_version": 2,
  "name": "Bookmark Organizer",
  "version": "1.0",
  "description": "Organize your bookmarks into folders quickly and easily.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "bookmarks"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b577eb6b-8003-473b-83d6-143f9144d3d5}"
    }
  }
}