Little Alchemy 2

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Little Alchemy 2",
  "description": "Mix items and create the world from scratch! Discover exciting items in Little Alchemy 2!",
  "version": "2.0.2.2",
  "manifest_version": 2,
  "app": {
    "launch": {
      "web_url": "http://www.littlealchemy2.net/little-alchemy-2/"
    }
  },
  "icons": {
    "128": "128x128.png"
  }
}