libvirt/tests/virjsondata/deflatten-deep-file-out.json

{
  "file": {
    "double.nest1": "some",
    "double.nest2": "more",
    "double.nest3": {
      "even": "objects"
    },
    "very.deeply.nested.object.chains.nest1": "some",
    "very.deeply.nested.object.chains.nest2": "stuff"
  }
}