Examine source code of jyde crypt

{
  "name": "jyde crypt",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "0.0.1119887 Void 8 [0].png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e9971f90-6d22-4b9c-aa7a-1e3e60f23e95}"
    }
  }
}