tx 0x5b8e7cc06772e4ef9f4ed3dee555909f667e4e498e90b05b650c6e13c74a8885Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 269228447,
    "order_id": 331604586,
    "new_price": 9400000000
  }
}