docs: final void verifyMaster() {
          NodeEngine nodeEngine = getNodeEngine();
          Address masterAddress = nodeEngine.getMasterAddress();
  
          if (!migrationInfo.getMaster().equals(masterAddress)) {
              throw new IllegalStateException("Migration initiator is not master node! => " + toString());
          }
  
          if (getMigrationParticipantType() == MigrationParticipant.SOURCE && !masterAddress.equals(getCallerAddress())) {
              throw new IllegalStateException("Caller is not master node! => " + toString());
          }
      }