tx 0xe5e68324638cce2b1741638b7981f49be87b4686a5b868d1a2e74d111cef8d20Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3886339997,
    "order_id": 388375041,
    "new_price": 6420000000
  }
}