public String getCreatedBy() {
        return this.createdBy;
    }
<p>
Service principal name of the service that created the rule.
</p>
<note>
<p>
The field is populated only if the service-linked rule is created by a service. The field is empty if you create
your own rule.
</p>
</note>

@return Service principal name of the service that created the rule.</p> <note>
        <p>
        The field is populated only if the service-linked rule is created by a service. The field is empty if you
        create your own rule.
        </p>
aws-java-sdk-config/src/main/java/com/amazonaws/services/config/model/ConfigRule.java