builder.setDescription(inst.description());
builder.setRecordCreateTime(System.currentTimeMillis());
builder.setRecordUpdateTime(System.currentTimeMillis());
final Price tickSize = inst.tickSize();
builder.setMinimumPriceIncrement(Decimal.newBuilder()
.setMantissa(tickSize.mantissa())
.setExponent(tickSize.exponent()));
final Fraction frac = inst.displayFraction();
builder.setDisplayBase((int) frac.base());
builder.setDisplayExponent(frac.exponent());