Examine source code of Holiday Wrapping Paper

{
  "theme": {
    "images": {
      "theme_frame": "nate_williams_holiday_wrapping_paper_persona_head.png"
    },
    "colors": {
      "frame": "#73d4fa",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Holiday Wrapping Paper",
  "manifest_version": 2,
  "description": "A cute holiday persona. Ornament pattern from Nate Williams- <a href=\"https://outgoing.prod.mozaws.net/v1/2fb9ad3a3df66ae71ab5d9f7f50fa625585c59b15ef4abe9d8535e6480e35a28/http%3A//www.n8w.com/gallery/tags/pattern\" rel=\"nofollow\">http://www.n8w.com/gallery/tags/pattern</a>"
}