Examine source code of Mewtwo pokeball

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#a200ff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Mewtwo pokeball",
  "manifest_version": 2,
  "description": "A theme with my work \"Mewtwo into a pokeball\" \n\nVisit my Facebook page or my DeviantART for more :\nMy deviantART : <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/0def18b3748a0bfd5e25c8e77de4a07ed4c4d515a6dafbd27923670dd2eec079/http%3A//jonathanjo.deviantart.com\">http://jonathanjo.deviantart.com</a>\nMy facebook page : <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/9040c213d8eb29b003920777a210727f43a5b40aa9603e662f6b1561e122381d/http%3A//www.fb.me/jonathanjod\">http://www.fb.me/jonathanjod</a>"
}