public MetricAttributionSummary withLastUpdatedDateTime(java.util.Date lastUpdatedDateTime) {
        setLastUpdatedDateTime(lastUpdatedDateTime);
        return this;
    }
<p>
The metric attribution's last updated date time.
</p>

@param lastUpdatedDateTime
       The metric attribution's last updated date time.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-personalize/src/main/java/com/amazonaws/services/personalize/model/MetricAttributionSummary.java