tx 0x947b17f1487d17444b6253ad4a35dcefaa538661a6fc9d971ee0f0019a8d3ce4Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 4352362531,
    "order_id": 14781901,
    "new_price": 478000000
  }
}