Examine source code of Watercolor Splatter

{
  "theme": {
    "images": {
      "theme_frame": "splat-header.png"
    },
    "colors": {
      "frame": "#545454",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Watercolor Splatter",
  "manifest_version": 2,
  "description": "An artistic splattered watercolor background by Seattle Artist, Aaron Rutten.\n\n<a href=\"https://outgoing.prod.mozaws.net/v1/5f5f4f0eadcb4b4da34b1b0d3e7ae0382ab6cb11c117e51fbd52084fadb2a16c/http%3A//www.surrealpixelstudio.com\" rel=\"nofollow\">www.surrealpixelstudio.com</a>  |  <a href=\"https://outgoing.prod.mozaws.net/v1/303e9414b7e16b4d00c2c8767ef2c6a4e3adc836417e8c8aa4260f55379a5b6b/http%3A//www.twitter.com/AaronRutten\" rel=\"nofollow\">www.twitter.com/AaronRutten</a>"
}