Examine source code of Metroid theme

{
  "name": "Metroid theme",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "9a09645f0e650904448326c1c47db226-d120ttu (2).jpg"
    },
    "colors": {
      "frame": "rgba(157, 179, 194, 1)",
      "tab_background_text": "rgb(231, 255, 0)",
      "toolbar": "rgba(255, 170, 0, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgb(255, 0, 4)",
      "toolbar_field_text": "rgba(53, 255, 0, 1)",
      "tab_line": "rgb(255, 107, 0)"
    }
  }
}