Examine source code of Nintendo Jumble

{
  "theme": {
    "images": {
      "theme_frame": "PersonaHeader_Nintendo2.jpg"
    },
    "colors": {
      "frame": "#dbdbdb",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Nintendo Jumble",
  "manifest_version": 2,
  "description": "Copyright infringement not intended. The image is respectfully owned by <a href=\"https://outgoing.prod.mozaws.net/v1/3c1702b1c1c1250d70900876f0e4a5527f5cbe5e07c8a12c535456b01d78385e/http%3A//cartoongirl7.deviantart.com\" rel=\"nofollow\">cartoongirl7.deviantart.com</a>"
}