tx 0xf0e03a4d30b8479e439e11f3ff5de8023d51e8c69b8b6a4d59d9a3ca3fbd8a6eCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 466538978,
    "new_price": 501000000
  }
}