docs: async def terminate_vm(self, vm_id):
          '''
           Terminate VM
           :arg vm_id: string
          '''
          try:
              await self.nova.servers.force_delete(vm_id)
          except JSONDecodeError as exc:
              logging.info("nova sent 'content-type: application/json' but no content appeared, whatever")
              pass
          except Exception:
              raise