code: def get_endpoint_by_address(self, endpoint_addr):
          
          url = "/notification/v1/endpoint?endpoint_address={}".format(
              endpoint_addr)
  
          response = NWS_DAO().getURL(url, self._read_headers)
  
          if response.status != 200:
              raise DataFailureException(url, response.status, response.data)
  
          data = json.loads(response.data)
          try:
              return self._endpoint_from_json(data.get("Endpoints")[0])
          except IndexError:
              raise DataFailureException(url, 404, "No SMS endpoint found")
docs: Get an endpoint by address