tx 0xb783f6bff581530dd2ce5d4215efd5b36f54828ab2ff92bbf572d9c3f4e95867Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3876766553,
    "order_id": 388375041,
    "new_price": 6410000000
  }
}