public void setBackfillFrom(String backfillFrom) {
        this.backfillFrom = backfillFrom;
    }
<p>
The date the backfill starts from.
</p>

@param backfillFrom
       The date the backfill starts from.
aws-java-sdk-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/CostAllocationTagBackfillRequest.java