docs: public void updateServiceInstanceStatus(String serviceName, String instanceId, OperationalStatus status){
          ProtocolHeader header = new ProtocolHeader();
          header.setType(ProtocolType.UpdateServiceInstanceStatus);
  
          UpdateServiceInstanceStatusProtocol p = new UpdateServiceInstanceStatusProtocol(serviceName, instanceId, status);
          connection.submitRequest(header, p, null);
      }