code: def post(self, body=None, params=None):
          
          return self.transport.perform_request(
              "PUT", "/_license", params=params, body=body
          )
docs: `<https://www.elastic.co/guide/en/x-pack/current/license-management.html>`_
  
          :arg body: licenses to be installed
          :arg acknowledge: whether the user has acknowledged acknowledge messages
              (default: false)