docs: protected final SplitBrainMergeCheckResult sendSplitBrainJoinMessageAndCheckResponse(Address target,
                                                                                           SplitBrainJoinMessage request) {
          SplitBrainJoinMessage response = sendSplitBrainJoinMessage(target, request);
          return clusterService.getClusterJoinManager().shouldMerge(response);
      }