{
  "name": "flatcar-stable",
  "description": "Flatcar stable",
  "versions": [{
    "version": "1855.4.2",
    "providers": [{
      "name": "virtualbox",
      "url": "https://stable.release.flatcar-linux.net/amd64-usr/1855.4.2/flatcar_production_vagrant_virtualbox.box",
      "checksum_type": "sha256",
      "checksum": "8b290cb97f8c6f6ccac81c8565f3f41532470f7e0725a96bfe81e7161306d171"
    }]
  }]
}