tx 0x5b81514a6dda6c7a9b4b8f272a6d0049e0de4405934b46c8a689cc93c6b0a19bCopy

payload

{
  "ModifyOrder": {
    "new_size": 17670039,
    "order_id": 2680371,
    "new_price": null
  }
}