Examine source code of frida kahlo

{
  "theme": {
    "images": {
      "theme_frame": "fridafirefox.jpg"
    },
    "colors": {
      "frame": "#696262",
      "tab_background_text": "#080808"
    }
  },
  "version": "2.0",
  "name": "frida kahlo",
  "manifest_version": 2,
  "description": "frida kahlo"
}