log.error("Unhandled CommandMessageExt request: {}", msg);
String errMsg = String.format("Don't know how to handle %s", msg);
return returnError(msg, "notImplemented", errMsg, errMsg);
}
AcknowledgeMessageExt result = new AcknowledgeMessageExt();
result.setClientId(clientId);
result.setCorrelationId(msg.getMessageId());
return result;
}