public java.util.Map<String, String> getUserDefinedFields() {
        return userDefinedFields;
    }
<p>
The rule action updates the <code>UserDefinedFields</code> field of a finding.
</p>

@return The rule action updates the <code>UserDefinedFields</code> field of a finding.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AutomationRulesFindingFieldsUpdate.java