public void setTransactionHash(String transactionHash) {
        this.transactionHash = transactionHash;
    }
<p>
The hash of a transaction. It is generated when a transaction is created.
</p>

@param transactionHash
       The hash of a transaction. It is generated when a transaction is created.
aws-java-sdk-managedblockchainquery/src/main/java/com/amazonaws/services/managedblockchainquery/model/ListTransactionEventsRequest.java