tx 0x545a3c13d600d7c286326ddc0df2dfab01193ad8fa3eca1e8a3ce16f87f11b7eCopy

payload

{
  "ModifyOrder": {
    "new_size": 172818311400,
    "order_id": 404040077,
    "new_price": 521000000
  }
}