tx 0xffcf5d3bf6fce90951c4d6d817194cf1b8fd05a4a67647209f1c202c75020cbdCopy

payload

{
  "ModifyOrder": {
    "new_size": 3734678,
    "order_id": 12131158,
    "new_price": 10445000000
  }
}