get https://de1.api.central.arubanetworks.com/network-monitoring/v1alpha1/gateways//wan-interfaces//wan-compression-trends
The API retrieves wan compression data of a gateway uplink interface. The data will be fetched based on the timestamp range provided in the filter. If no timestamp range is specified in the filter, data for the last 3 hours will be returned by default. Here 'null' represents no data.