Examine source code of Oil pump icon

{
  "manifest_version": 2,
  "name": "Oil pump icon",
  "version": "1.0",
  "description": "The oil pump symbol is commonly used to represent crude oil pumping platforms in the oil and gas industry.",
  "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": "{aad2c4aa-b3a9-45ee-8d03-aaf472585fc6}"
    }
  }
}