Examine source code of White Black Red

{
  "theme": {
    "images": {
      "theme_frame": "Testpersona.jpg"
    },
    "colors": {
      "frame": "#696969",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "White Black Red",
  "manifest_version": 2,
  "description": "image by <a href=\"https://outgoing.prod.mozaws.net/v1/94181204e71a0cd0fd8990cf7dde5424b33da1c4784936ee96966fb37efca2c8/http%3A//mecompany.com\" rel=\"nofollow\">mecompany.com</a>"
}