{
  "name": "flatcar-stable",
  "description": "Flatcar stable",
  "versions": [{
    "version": "1855.4.0",
    "providers": [{
      "name": "virtualbox",
      "url": "https://stable.release.flatcar-linux.net/amd64-usr/1855.4.0/flatcar_production_vagrant.box",
      "checksum_type": "sha256",
      "checksum": "6df11ec148e2b350f1cf6232221a2e3fd80ce1cfd562747a73283bfa094de813"
    }]
  }]
}