tx 0xa5c37a5085e3dbca6ae292a4f852fa8aadaf22850ac8348bf6a945649ab442afCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3886339997,
    "order_id": 388375041,
    "new_price": 6418000000
  }
}