tx 0x9c02c0c1c9c23913eaf50d5f1e1e5aca9546e4664a72ff6849150a8bd791da12Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 742987752,
    "order_id": 337891916,
    "new_price": 6375000000
  }
}