POST /

Content-Type: application/x-www-form-urlencoded

Action=DescribeCapacityReservationTopology&CapacityReservationId.1=__Member__&CapacityReservationId.2=__Member__&DryRun=true&Filter.1.Name=__Name__&Filter.1.Value.1=__Member__&Filter.1.Value.2=__Member__&Filter.2.Name=__Name__&Filter.2.Value.1=__Member__&Filter.2.Value.2=__Member__&MaxResults=1&NextToken=__NextToken__&Version=2016-11-15