Examine source code of Watercolor Goodness

{
  "theme": {
    "images": {
      "theme_frame": "headersized.jpg"
    },
    "colors": {
      "frame": "#3edb39",
      "tab_background_text": "#f7f4f4"
    }
  },
  "version": "2.0",
  "name": "Watercolor Goodness",
  "manifest_version": 2,
  "description": "This design is from an original acrylic painting I created.  Add this watery colorful goodness to your browser today!  See all my artwork here: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/b866a8d16e61b4d56b84880c39d0914128c2e73f79072e3b319f5a2f6e890798/http%3A//paintingrocks.1000markets.com\">http://paintingrocks.1000markets.com</a>!"
}