Examine source code of Clan ninja defuse

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_LABS.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Clan ninja defuse",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/33e6e9d58a01ffab24aab0c0c2e20e1bf94d5b6b5422b47fe3b6d0b505ba3639/http%3A//www.clanninjadefuse.es\" rel=\"nofollow\">http://www.clanninjadefuse.es</a> Visitanos con eso nos sobra^^"
}