tx 0x989c1f03b834475da3d44ea132610b29140b9fa45fa262e93d04fa168a46e150Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6418791856,
    "order_id": 388157274,
    "new_price": 6488000000
  }
}