public Long getActiveUntilTimestamp() {
        return this.activeUntilTimestamp;
    }
<p>
Time until which the Changeset is active. The value is determined as epoch time in milliseconds. For example, the
value for Monday, November 1, 2021 12:00:00 PM UTC is specified as 1635768000000.
</p>

@return Time until which the Changeset is active. The value is determined as epoch time in milliseconds. For
        example, the value for Monday, November 1, 2021 12:00:00 PM UTC is specified as 1635768000000.
aws-java-sdk-finspacedata/src/main/java/com/amazonaws/services/finspacedata/model/GetChangesetResult.java