tx 0x8e6ef4c2e3a503dc2f3fe9b21a57e0b08d46235f4e19bb3eb27e78cb221cd502Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3882357706,
    "order_id": 388375041,
    "new_price": 6416000000
  }
}