tx 0xf9ce3c4200f8edb2665cd4de5b9cc9d20e963995299d063f0e357a6717f352b3Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3907430417,
    "order_id": 388375041,
    "new_price": 6418000000
  }
}