Examine source code of Shadows Past

{
  "theme": {
    "images": {
      "theme_frame": "persona_top5.png"
    },
    "colors": {
      "frame": "#358070",
      "tab_background_text": "#c3e0db"
    }
  },
  "version": "2.0",
  "name": "Shadows Past",
  "manifest_version": 2,
  "description": "Check out Shadows Past at <a href=\"https://outgoing.prod.mozaws.net/v1/8cedbe2f648d2944c7c0382cb7d91c61e93fd8f569b4ae20583760a87635a7db/http%3A//myspace.com/shadowspastofficial\" rel=\"nofollow\">myspace.com/shadowspastofficial</a>"
}