tx 0x8161e4d7982d4a36a4511776e5c4ffc0d5d49d1e36b4f3c2c61cad962a3ecbbeCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1801734,
    "new_price": 29804000000
  }
}