Examine source code of Teclado Digital

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_TDIGITAL2.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Teclado Digital",
  "manifest_version": 2,
  "description": "Oficial Firefox Persona of Teclado Digital - <a href=\"https://outgoing.prod.mozaws.net/v1/5a1dc809143fcc1f6faaef6c37121924854e703ac4c60b8557d17a8e04bb97d1/http%3A//www.tecladodigital.com\" rel=\"nofollow\">www.tecladodigital.com</a> - Conocimiento en tus manos!"
}