snapshotpolicyId:
  name: snapshotpolicyId
  required: true
  in: path
  description: 自动快照策略的ID
diskId:
  name: diskId
  in: path
  description: 磁盘的ID
retention_days:
  name: retention_days
  in: query
  type: integer
  description: 快照的保存时间（永久保存选-1）
repeat_weekdays:
  name: repeat_weekdays
  in: query
  type: array
  items:
    type: integer
  description: 做快照的时间（周几）
time_points:
  name: time_points
  in: query
  type: array
  items:
    type: integer
  description: 做快照的时间（每天几点）