Examine source code of Eye Relaxation Exercises

{
  "manifest_version": 2,
  "name": "Eye Relaxation Exercises",
  "version": "1.0",
  "description": "Guided exercises to help reduce eye strain and promote eye health.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png",
    "default_title": "Eye Relaxation Exercises"
  },
  "permissions": [
    "notifications"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{387c330e-1ef4-4aaa-bd5e-d0159853ddd7}"
    }
  }
}