docs: public void updateServiceInstanceUri(String serviceName, String instanceId, String uri){
          ProtocolHeader header = new ProtocolHeader();
          header.setType(ProtocolType.UpdateServiceInstanceUri);
  
          UpdateServiceInstanceUriProtocol p = new UpdateServiceInstanceUriProtocol(serviceName, instanceId, uri);
          connection.submitRequest(header, p, null);
      }