Examine source code of Mystery-Branas

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#eeeeee",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Mystery-Branas",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/844ab8aae01d5e9fba35b16c438ea67869cf49315968bf5118344aecc1a10ddc/http%3A//MysteryPlanet.com.ar\" rel=\"nofollow\">MysteryPlanet.com.ar</a> - Branas."
}