public void setMarker(String marker) {
        this.marker = marker;
    }
<p>
An optional pagination token provided by a previous <code>DescribeReservedNodeExchangeStatus</code> request. If
this parameter is specified, the response includes only records beyond the marker, up to the value specified by
the <code>MaxRecords</code> parameter. You can retrieve the next set of response records by providing the
returned marker value in the <code>Marker</code> parameter and retrying the request.
</p>

@param marker
       An optional pagination token provided by a previous <code>DescribeReservedNodeExchangeStatus</code>
       request. If this parameter is specified, the response includes only records beyond the marker, up to the
       value specified by the <code>MaxRecords</code> parameter. You can retrieve the next set of response
       records by providing the returned marker value in the <code>Marker</code> parameter and retrying the
       request.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/DescribeReservedNodeExchangeStatusRequest.java