Examine source code of Peonies, Laptop

{
  "name": "Peonies, Laptop",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Peonies, Laptop.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(240, 31, 184, 1)",
      "toolbar_field": "rgba(252, 111, 186, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{122624b0-5b70-470f-9357-005e777db759}"
    }
  }
}