tx 0xd06a5381663b57e4c1b9e58eb0831cbc4d1966f2800f75af72b61e9c8c9c1c9bCopy

payload

{
  "ModifyOrder": {
    "new_size": 1198855,
    "order_id": 18421403,
    "new_price": null
  }
}