public Boolean isDefaultAdmin() {
        return this.defaultAdmin;
    }
<p>
A boolean value that indicates if the administrator is the default administrator. If true, then this is the
default administrator account. The default administrator can manage third-party firewalls and has full
administrative scope. There is only one default administrator account per organization. For information about
Firewall Manager default administrator accounts, see <a
href="https://docs.aws.amazon.com/waf/latest/developerguide/fms-administrators.html">Managing Firewall Manager
administrators</a> in the <i>Firewall Manager Developer Guide</i>.
</p>

@return A boolean value that indicates if the administrator is the default administrator. If true, then this is
        the default administrator account. The default administrator can manage third-party firewalls and has
        full administrative scope. There is only one default administrator account per organization. For
        information about Firewall Manager default administrator accounts, see <a
        href="https://docs.aws.amazon.com/waf/latest/developerguide/fms-administrators.html">Managing Firewall
        Manager administrators</a> in the <i>Firewall Manager Developer Guide</i>.
aws-java-sdk-fms/src/main/java/com/amazonaws/services/fms/model/AdminAccountSummary.java