26Y20a

{
  "Rules": [
    {
      "ID": "KeepOnlyOnePastVersionRule",
      "Status": "Enabled",
      "Filter": {
        "Prefix": ""
      },
      "NoncurrentVersionExpiration": {
        "NoncurrentDays": 1,
        "NewerNoncurrentVersions": 1
      }
    }
  ]
}