tx 0x1ccdc2dd8314cec5555ee5f71cc09688263175ff5ee131f52257bf7f7f72083fCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3920219123,
    "order_id": 388375041,
    "new_price": 6347000000
  }
}