tx 0x8bd7ffd9586f786c1ebc9ee5c7c12e81ee8c3bb3b9d4b8db67b47a8c589ca00aCopy

payload

{
  "ModifyOrder": {
    "new_size": 21523237,
    "order_id": 21200311,
    "new_price": null
  }
}