Sec sec = new Sec();
SecInfo info = new SecInfo();
info.uniSymbol_$eq(symbol);
sec.secInfo_$eq(info);
Content content = sec.content();
content.addDescriptor(quoteContract);
QuoteSer ser = sec.serOf(quoteContract.freq()).get();
if (!ser.isLoaded()) {
sec.loadSer(ser);
}