Examine source code of Delivery logistics icon

{
  "manifest_version": 2,
  "name": "Delivery logistics icon",
  "version": "1.0",
  "description": "Delivery logistics symbols are visual symbols that help operators, transporters and warehousers handle goods properly, ensuring safety - speed - accuracy throughout the supply chain.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html",
    "default_title": "Click me!"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{0b048628-cfa2-4617-89fd-652f53e5556e}"
    }
  }
}