@Override
        public void participateAndBlockStateTransition(List<AmbryStatsReport> ambryHealthReports, AccountStatsStore accountStatsStore,
            Callback<AggregatedAccountStorageStats> callback) {
        }
Create and return a {@link RecoveryTestClusterManager}.
@return the constructed {@link RecoveryTestClusterManager}.
@throws IOException if constructing the underlying {@link StaticClusterManager} or the {@link HelixClusterManager}
throws an Exception.
ambry-clustermap/src/main/java/com/github/ambry/clustermap/RecoveryTestClusterAgentsFactory.java