{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/microsoft.graph.retentionSetting",
  "title": "retentionSetting",
  "required": [
    "@odata.type"
  ],
  "type": "object",
  "properties": {
    "interval": {
      "type": "string",
      "description": "The frequency of the backup.",
      "nullable": true
    },
    "period": {
      "pattern": "^-?P([0-9]+D)?(T([0-9]+H)?([0-9]+M)?([0-9]+([.][0-9]+)?S)?)?$",
      "type": "string",
      "description": "The period of time to retain the protected data for a single Microsoft 365 service.",
      "format": "duration",
      "nullable": true
    },
    "@odata.type": {
      "type": "string"
    }
  }
}