Return the capped builder fee per contract an admitted order pays at its fill,
which the fill charges to the code the receipt records: 0 for an order that
names no builder and for an open receipt. For the order-flow companion's reads
and SDK previews of a waiting order.
Return the capped builder fee per contract an admitted order pays at its fill, which the fill charges to the code the receipt records:
0for an order that names no builder and for an open receipt. For the order-flow companion's reads and SDK previews of a waiting order.