public void setEvaluationDataStartTime(java.util.Date evaluationDataStartTime) {
        this.evaluationDataStartTime = evaluationDataStartTime;
    }
<p>
The date on which the data in the evaluation set began being gathered. If you imported the version, this is the
date that the evaluation set data in the source version began being gathered.
</p>

@param evaluationDataStartTime
       The date on which the data in the evaluation set began being gathered. If you imported the version, this
       is the date that the evaluation set data in the source version began being gathered.
aws-java-sdk-lookoutequipment/src/main/java/com/amazonaws/services/lookoutequipment/model/DescribeModelVersionResult.java