Examine source code of Defsounds.com Forums

{
  "theme": {
    "images": {
      "theme_frame": "Defsounds-Header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Defsounds.com Forums",
  "manifest_version": 2,
  "description": "The background image for the forums at <a href=\"https://outgoing.prod.mozaws.net/v1/e831f94befa351005a5cc98231704145aa89631daff3bfd90e828ad2b5287b0b/http%3A//Defsounds.com\" rel=\"nofollow\">Defsounds.com</a>"
}