Examine source code of Melusai Ironscale

{
  "name": "Melusai Ironscale",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "12b4ca20-medusai-ironscale.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(255, 111, 0, 1)",
      "toolbar": "rgba(97, 10, 21, 0.95)",
      "bookmark_text": "rgba(255, 60, 0, 1)",
      "toolbar_field": "rgba(0, 0, 0, 1)",
      "toolbar_field_text": "rgba(0, 255, 55, 1)",
      "tab_line": "rgba(255, 77, 0, 1)"
    }
  }
}