https://pekko.apache.org/api/pekko/current/org/apache/pekko/cluster/sharding/ShardRegion$$GetCurrentRegions$.html
Apache Pekko 1.6.0 - org.apache.pekko.cluster.sharding.ShardRegion.GetCurrentRegions
Apache Pekko 1.6.0 - org.apache.pekko.cluster.sharding.ShardRegion.GetCurrentRegions
cluster shardingapachepekko