tx 0x87e6f8fa8424cac982da8e144d4ce21c5ab5a07613ddc491653f965f3edb4634Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6525548493,
    "order_id": 388157274,
    "new_price": 6343000000
  }
}