Examine source code of first_one

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "first_one",
  "manifest_version": 2,
  "description": "This firefox persona is with darkish green colors. This persona is based upon my artwork which was the first one I  released in 2013. You can get the artwork from my website: <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/9d0d827d47b7fac2c0d91af5b711151f63e6bd2e5ebd7e2824dda6195deac2ca/http%3A//www.techtimejourney.net/%3Fattachment_id=395\">http://www.techtimejourney.net/?attachment_id=395</a>\n\nEnjoy!"
}