tx 0x39cc9a974859a677234bee3607242d43c2fedff5154a67fbad6fff9944f8681dCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6427898594,
    "order_id": 388157274,
    "new_price": 6489000000
  }
}