post https://{api-base-url}/sdwan-config/v1/node_list///config/branch-config/
Data Center configuration for Branch/Microbranch groups. Branch/Microbranch groups can be configured using individual VPNC devices ('hubs' with 'hubs-type' set to HUB_TYPE_DEVICE) or VPNC clusters ('hub-clusters' with 'hubs-type' set to HUB_TYPE_CLUSTER)