tx 0x669b497333b42534da149e7493c2406d15cbea28d106439d9d960e04c0ad9d4cCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3884174438,
    "order_id": 388375041,
    "new_price": 6419000000
  }
}