tx 0xb2321beb7ce46b79b6d62cfbd9a4febf33976ae15cdee83350ed904c10e9f52dCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3906152674,
    "order_id": 388375041,
    "new_price": 6357000000
  }
}