{
  "name": "flatcar-stable",
  "description": "Flatcar stable",
  "versions": [{
    "version": "1911.4.0",
    "providers": [{
      "name": "virtualbox",
      "url": "http://flatcar-jenkins/stable/boards/amd64-usr/1911.4.0/flatcar_production_vagrant.box",
      "checksum_type": "sha256",
      "checksum": "83a693a11c0fdccbbe9b6d2480545ac268d02707189032924bc0772529944fe8"
    }]
  }]
}