public java.util.Date getLastUpdatedDateTime() {
        return this.lastUpdatedDateTime;
    }
<p>
The last update date and time (in Unix time) of the dataset group.
</p>

@return The last update date and time (in Unix time) of the dataset group.
aws-java-sdk-personalize/src/main/java/com/amazonaws/services/personalize/model/DatasetGroup.java