final RequestBuilder builder = createRequestBuilder();
return builder.toBytes();
}
private RequestBuilder createRequestBuilder() {
final RequestBuilder builder = new ByteArrayRequestBuilder();
checkCancelCalculateImpliedVolatility();
builder.append(OutgoingMessageId.OPTION_IMPLIED_VOLATILITY_UNSUBSCRIPTION_REQUEST.getId());
builder.append(VERSION);
builder.append(toInternalId(getId()));
return builder;
}