tx 0xbfb40ac2021adfb10a30d4e029129db1afa86c637b85ec7c81873c9b620df409Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6546273885,
    "order_id": 388157274,
    "new_price": 6304000000
  }
}