Examine source code of Curious Snowman

{
  "name": "Curious Snowman",
  "manifest_version": 2,
  "version": "2.1resigned1",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(79, 131, 152, 1)",
      "tab_background_text": "rgba(212, 232, 240, 1)",
      "toolbar": "rgba(255, 255, 255, 0.09)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{aff30dcc-be4e-4b7a-9525-d8730afc5e08}"
    }
  }
}