Examine source code of Motion detector icon

{
  "manifest_version": 2,
  "name": "Motion detector icon",
  "version": "1.0",
  "description": "Motion Sensor Symbol is a symbol that represents a sensor device that detects motion in a monitoring area. Motion detectors are commonly used in security, smart home automation, energy-saving lighting, etc.",
  "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": "{080c1a06-6927-4c84-9ff0-f5d4778bedfa}"
    }
  }
}