tx 0xf9848b189326fc44c139a4a3e13cae7ed849553051fad0e6fe8f54716d35b9c1Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3838258052,
    "order_id": 388375041,
    "new_price": 6511000000
  }
}