Examine source code of Ultraman Zero

{
  "theme": {
    "images": {
      "theme_frame": "Ultraman-H.jpg"
    },
    "colors": {
      "frame": "#b5aeae",
      "tab_background_text": "#f7f4f4"
    }
  },
  "version": "2.0",
  "name": "Ultraman Zero",
  "manifest_version": 2,
  "description": "Created by Poraemon@J<a href=\"https://outgoing.prod.mozaws.net/v1/1e1a3502e299b549a1cbb8cf1933ccba99d1fbfd282ba62e91e7ab87b4cbee3b/http%3A//-Hero.com\" rel=\"nofollow\">-Hero.com</a>"
}