Examine source code of Blue Winter Flakes

{
  "theme": {
    "images": {
      "theme_frame": "snowHeader.jpg"
    },
    "colors": {
      "frame": "#333399",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Blue Winter Flakes",
  "manifest_version": 2,
  "description": "Snowflakes on a blue field\nBrushes from \n<a href=\"https://outgoing.prod.mozaws.net/v1/a8b16361d56b0b6c7ca17f379c7105121ba071f114ad88d0cf703920e60ee577/http%3A//www.easyelements.com\" rel=\"nofollow\">www.easyelements.com</a> and\n <a href=\"https://outgoing.prod.mozaws.net/v1/6b389cf7a4951555344649d592212cca5b6757f94cb1b2bcd66367592702eef8/http%3A//mouritsada-stock.deviantart.com/art/Brush-Pack-Snowflakes-106983390\" rel=\"nofollow\">http://mouritsada-stock.deviantart.com/art/Brush-Pack-Snowflakes-106983390</a>"
}