code: def r_plokamos_proxy(self):
          
  
          query = request.data
  
          if self.is_authorized(query,NemoOauthPlugin.current_user()['uri']):
              try:
                  resp = requests.post(self.annotation_update_endpoint, data=query, json=None,
                                       headers={"content-type": "application/sparql-update",
                                                "accept": "application/sparql-results+json"})
                  resp.raise_for_status()
                  return resp.content, resp.status_code
              except requests.exceptions.HTTPError as err:
                  return str(err), resp.status_code
          else:
              return "Unauthorized request", 403
docs: Proxy to write to the annotation store
  
          :return: response from the remote query store
          :rtype: {str: Any}