Examine source code of Graffiti - OneDeft

{
  "theme": {
    "images": {
      "theme_frame": "test_bf_ff2.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#07e8d9"
    }
  },
  "version": "2.0",
  "name": "Graffiti - OneDeft",
  "manifest_version": 2,
  "description": "Graffiti by Deft\n<a href=\"https://outgoing.prod.mozaws.net/v1/d70029dad624e850a2c2ba4c549988408af8e8ea480fc208eb2f4ac143f82727/http%3A//www.onedeft.com\" rel=\"nofollow\">www.onedeft.com</a>"
}