//Payment Information - Credit Transfer Transaction Information - Usage
String usage = sepaParams.getProperty(SepaUtil.insertIndex("usage", index));
if (usage != null && usage.length() > 0)
{
drctDbtTxInf.setRmtInf(new RemittanceInformationSEPA1Choice());
drctDbtTxInf.getRmtInf().setUstrd(usage);
}
return drctDbtTxInf;
}