public String getManagedBy() {
        return this.managedBy;
    }
<p>
If the rule was created on behalf of your account by an Amazon Web Services service, this field displays the
principal name of the service that created the rule.
</p>

@return If the rule was created on behalf of your account by an Amazon Web Services service, this field displays
        the principal name of the service that created the rule.
aws-java-sdk-events/src/main/java/com/amazonaws/services/cloudwatchevents/model/Rule.java