public String getDestinationArn() {
        return this.destinationArn;
    }
<p>
This parameter is required if <code>Destination</code> is <code>Evidently</code>. If <code>Destination</code> is
<code>CloudWatch</code>, do not use this parameter. This parameter specifies the ARN of the Evidently experiment
that corresponds to the destination to delete.
</p>

@return This parameter is required if <code>Destination</code> is <code>Evidently</code>. If
        <code>Destination</code> is <code>CloudWatch</code>, do not use this parameter. This parameter specifies
        the ARN of the Evidently experiment that corresponds to the destination to delete.
aws-java-sdk-cloudwatchrum/src/main/java/com/amazonaws/services/cloudwatchrum/model/DeleteRumMetricsDestinationRequest.java