patch https://de1.api.central.arubanetworks.com/network-config/v1alpha1/wlan-ssids//high-throughput/supported-mcs-set
A list of Modulation Coding Scheme (MCS) values or ranges of values to be supported on this SSID.
The MCS you choose determines the channel width (20 MHz vs. 40 MHz) and the number of spatial streams used by the mesh node.
To specify a series of different values, separate each value with a comma.