{
  "$ref": "#/$defs/SchemaRoot",
  "$defs": {
    "SchemaRoot": {
      "properties": {
        "next": {
          "$ref": "#/$defs/SchemaRoot"
        },
        "value": {
          "type": "number"
        }
      },
      "required": [
        "value"
      ],
      "type": "object"
    }
  }
}