Examine source code of Immys Concessions

{
  "theme": {
    "images": {
      "theme_frame": "concessions.jpg"
    },
    "colors": {
      "frame": "#571d87",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Immys Concessions",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/2d7298cdccf1d4fdae212d1d3186fb9633fb2d8b60269883c194e83d75d3b2b3/http%3A//concessionscomic.com\" rel=\"nofollow\">concessionscomic.com</a>"
}