Examine source code of Rainbow Lorikeet

{
  "theme": {
    "images": {
      "theme_frame": "Parrots-1-header.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffd200"
    }
  },
  "version": "2.0",
  "name": "Rainbow Lorikeet",
  "manifest_version": 2,
  "description": "A Rainbow Lorikeet photographed at Adelaide Zoo.\n\ntags: parrot, bird, feathers, plumage, animals, fauna, nature, Australia."
}