@Override
  public void addSecondaryTransactionalOperations(DistTxEntryEvent dtop)
      throws UnsupportedOperationInTransactionException {
    secondaryTransactionalOperations.add(dtop);
  }
TxState on TX coordinator, created when coordinator is also a data node
geode-core/src/main/java/org/apache/geode/internal/cache/DistTXStateOnCoordinator.java