tx 0x4c7589601acb984a6e4fa5c385b21f1e527fbe2414166a04dc09cec43aa741efCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3886339997,
    "order_id": 388375041,
    "new_price": 6420000000
  }
}