Examine source code of Fiery Swirl

{
  "theme": {
    "images": {
      "theme_frame": "persona-headercopy.jpg"
    },
    "colors": {
      "frame": "#b5b5b5",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Fiery Swirl",
  "manifest_version": 2,
  "description": "I am the sole creator of this design. You are privileged for having such."
}