tx 0x40fbfd5af2e5c43d932068820996e80bfb9f65dd60cf784f6fcd2694f8a5eba6Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6309285843,
    "order_id": 412398917,
    "new_price": 6513000000
  }
}