Examine source code of Red Dragons Blue Eye

{
  "theme": {
    "images": {
      "theme_frame": "Guaco-ff-header.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#d90000"
    }
  },
  "version": "2.0",
  "name": "Red Dragons Blue Eye",
  "manifest_version": 2,
  "description": "This is a red dragon with a blue eye, it's drew by hand on a painting program and a tablet by ElToroguaco. It's placed on a custom space background with a red flare from the other direction!\n\nSee more arts of ElToroguaco at <a href=\"https://outgoing.prod.mozaws.net/v1/583ac280ebef1ced2d1f6fb1a0972c80ace1b279a068ec068468a7a6d83b1b81/http%3A//eltoroguaco.deviantart.com\" rel=\"nofollow\">http://eltoroguaco.deviantart.com</a>"
}