code: def read_config(self, correlation_id, parameters):
          
          value = self._read_object(correlation_id, parameters)
          return ConfigParams.from_value(value)
docs: Reads configuration and parameterize it with given values.
  
          :param correlation_id: (optional) transaction id to trace execution through call chain.
  
          :param parameters: values to parameters the configuration or null to skip parameterization.
  
          :return: ConfigParams configuration.