Examine source code of Kameto Live

{
  "name": "Kameto Live",
  "description": "Kameto Live est une extension qui notifie l'utilisateur si Kameto est en train de stream sur Twitch.",
  "version": "0.1.1resigned1",
  "manifest_version": 2,
  "icons": {
    "48": "icons/icon_48.png",
    "128": "icons/icon_128.png"
  },
  "permissions": [
    "notifications",
    "https://api.twitch.tv/"
  ],
  "browser_action": {
    "default_title": "Kameto Live",
    "default_icon": {
      "48": "icons/icon_48.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{50ac4daf-6946-42fc-8667-13a3430b8f8f}"
    }
  }
}