public DataUpdateRequestDetails withDataUpdatedAt(java.util.Date dataUpdatedAt) {
        setDataUpdatedAt(dataUpdatedAt);
        return this;
    }
<p>
A datetime in the past when the data was updated. This typically means that the underlying resource supporting
the data set was updated.
</p>

@param dataUpdatedAt
       A datetime in the past when the data was updated. This typically means that the underlying resource
       supporting the data set was updated.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dataexchange/src/main/java/com/amazonaws/services/dataexchange/model/DataUpdateRequestDetails.java