Examine source code of Money counter icon

{
  "manifest_version": 2,
  "name": "Money counter icon",
  "version": "1.0",
  "description": "The money counter icon often appears in applications related to banking, finance, accounting, retail business, or cash management. It represents automated cash counting, quick counting, or handling of large amounts of money.",
  "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": "{ea2f1f74-d5b3-4945-bb99-6243cb21bd03}"
    }
  }
}