tx 0x385efa6286279a7af9d6e9963a29eab9a9a60f31bcd7f7c6cf5b3e71d2a80987Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2295893281,
    "order_id": 411115458,
    "new_price": 6459000000
  }
}