public void setUserBase(String userBase) {
        this.userBase = userBase;
    }
<p>
Selects a particular subtree of the directory information tree (DIT) to search for user entries.
</p>

@param userBase
       Selects a particular subtree of the directory information tree (DIT) to search for user entries.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AwsAmazonMqBrokerLdapServerMetadataDetails.java