tx 0x6251b25048ad598800773527c5739a6c0107e482ec272c36772a7a03f8d6d633Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3919649289,
    "order_id": 388375041,
    "new_price": 6340000000
  }
}