Examine source code of Rage Against Fear

{
  "theme": {
    "images": {
      "theme_frame": "RageAgainstFearPersona.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Rage Against Fear",
  "manifest_version": 2,
  "description": "This Persona is for my gaming team and for anyone who wishes to use it/support us. <a href=\"https://outgoing.prod.mozaws.net/v1/b5bc7da1424f354b4f28c846f45b39996c4bad2195625335e3d766e7a908d01d/http%3A//www.raf-team.org\" rel=\"nofollow\">www.raf-team.org</a>"
}