private Props CoordinatorProps(string typeName, bool rebalanceEntities)
{
var allocationStrategy = new LeastShardAllocationStrategy(2, 1);
var config = ConfigurationFactory.ParseString(string.Format(""));
var settings = ClusterShardingSettings.Create(config, Sys.Settings.Config.GetConfig("akka.cluster.singleton"));
return PersistentShardCoordinator.Props(typeName, settings, allocationStrategy);
}