Type: Qty
Used to express the UOM Quantity of the price if different from the contract. In futures, this can be different for physically delivered products in which price is quoted in a unit size different from the contract, i.e. a Cattle Future contract has a UOMQty of 40,000 and a PriceUOMQty of 100.
Added in protocol FIX.5.0 (EP 52)
See in: FIX.5.0SP1, FIX.5.0SP2 EP240.