tx 0xcf42ba2719bd6b33de13ceb2b852dc7fc1a69f8ebad9960e1a3eb2b45f4bde3fCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3853166354,
    "order_id": 388375041,
    "new_price": 6497000000
  }
}