{
  "name": "flatcar-stable",
  "description": "Flatcar stable",
  "versions": [{
    "version": "4459.2.3",
    "providers": [{
      "name": "virtualbox",
      "url": "https://bincache.flatcar-linux.net/images/amd64/4459.2.3/flatcar_production_vagrant_virtualbox.box",
      "checksum_type": "sha256",
      "checksum": "ad2e53d1e093a6f847633b4bc4a6bd8e0d192c9e7f6d5dad3131fc3192077276"
    }]
  }]
}