Examine source code of Pink Promise

{
  "theme": {
    "images": {
      "theme_frame": "PinkPromise.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Pink Promise",
  "manifest_version": 2,
  "description": "Credit- <a href=\"https://outgoing.prod.mozaws.net/v1/9fef145edbc1f7a476792aecb1be3b3144e85b507213d6ba3a5cd0887a0b6c5b/http%3A//pink-promise.deviantart.com/\" rel=\"nofollow\">http://pink-promise.deviantart.com/</a>"
}