tx 0x849ff1b014f06b51f4f3f0fc4fb44a36e9200bc3613d3f5c6ec86f26e1e9f7b3Copy

payload

{
  "ModifyOrder": {
    "new_size": 1561356,
    "order_id": 30782459,
    "new_price": null
  }
}