tx 0xb4d9a0bf7ac8eaa59dbf0eaca41d0b5bc655eae563acdb2e3fc3f86f06c7e6fbCopy

payload

{
  "ModifyOrder": {
    "new_size": 7151977,
    "order_id": 54563518,
    "new_price": null
  }
}