tx 0x891a32e59b6c3f9afeec1e31b3f6e552c480771e7bfc9e88425e87f8d1c56a4dCopy

payload

{
  "ModifyOrder": {
    "new_size": 2316044,
    "order_id": 66239444,
    "new_price": null
  }
}