tx 0x9b1d17b66d901cd345cc77979680afc4b37c157fc3712b42dee5924623c751bcCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3886945629,
    "order_id": 388375041,
    "new_price": 6420000000
  }
}