{
  "name": "flatcar-stable",
  "description": "Flatcar stable",
  "versions": [{
    "version": "3139.2.3",
    "providers": [{
      "name": "virtualbox",
      "url": "https://stable.release.flatcar-linux.net/amd64-usr/3139.2.3/flatcar_production_vagrant_virtualbox.box",
      "checksum_type": "sha256",
      "checksum": "d12ac934946c2be4c8becd022c866a595b812adbc96d5daaae25796fe543587a"
    }]
  }]
}