Table: system.size_estimates (6bf7a3dcdfbc4a56a29b90ee8933ab35)

live_replicas {
  num_replicas: 1
  placement_blocks {
    cloud_info {
      placement_cloud: "cloud1"
      placement_region: "datacenter1"
      placement_zone: "rack1"
    }
    min_num_replicas: 1
  }
  placement_uuid: "95fb1f02-b032-48b9-8e81-0ae1da3bbbea"
}