| Name | Type | Description | Notes |
|---|---|---|---|
| after | str | Rentenion period: how long the snapshots will be retained. Format: only support subset of Durations format in https://en.wikipedia.org/wiki/ISO_8601. 1. The time designators(P,T,H,M,S) must be capital letters. 2. Only accepts whole numbers. 3. Leading zeroes are not required. |