tx 0x1c6a6d97221ec1cc58ada9a58c3497d0f9b9740f816dc5f8f66209b4f4cdca9fCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 1597351955,
    "order_id": 388375041,
    "new_price": 6401000000
  }
}