Examine source code of a lamb resting

{
  "theme": {
    "images": {
      "theme_frame": "resting.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#211701"
    }
  },
  "version": "2.0",
  "name": "a lamb resting",
  "manifest_version": 2,
  "description": "lamb agneau mouton sheep foin straw"
}