docs: public void marshall(HealthCheckPolicy healthCheckPolicy, ProtocolMarshaller protocolMarshaller) {
  
          if (healthCheckPolicy == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(healthCheckPolicy.getHealthyThreshold(), HEALTHYTHRESHOLD_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getIntervalMillis(), INTERVALMILLIS_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getPath(), PATH_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getPort(), PORT_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getProtocol(), PROTOCOL_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getTimeoutMillis(), TIMEOUTMILLIS_BINDING);
              protocolMarshaller.marshall(healthCheckPolicy.getUnhealthyThreshold(), UNHEALTHYTHRESHOLD_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }