tx 0x1b5f8d587c00e052f1e1780b6554b3723d054f18ce2cc76b5c78849c6f83cca1Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3913533870,
    "order_id": 388375041,
    "new_price": 6416000000
  }
}