curl --request PATCH \
  --url https://api.example.com/api/v2/external/vms/{vm_id} \
  --header 'Content-Type: application/json' \
  --data '
{
  "display_name": "<string>"
}
'

{
  "vm_id": "<string>",
  "status": "<string>",
  "instance_specs": {},
  "created_at": "2023-11-07T05:31:56Z",
  "ip_address": "<string>",
  "uptime_seconds": 123,
  "billed": 123,
  "croesus_billed": 123,
  "hardware_profile": "<string>",
  "gpu_count": 123,
  "instance_type": "<string>",
  "name": "<string>",
  "display_name": "<string>"
}