tx 0xc0800b1438f8ef6d4b8bb1ef25ff18837f5fd3a6d4438987e8de03f3b08dc6e9Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3887115426,
    "order_id": 388375041,
    "new_price": 6416000000
  }
}