tx 0x977d3bebf292fe890fac013a4ace1b66c14d3932d2a2163ff29e8e5c1ac5e46bCopy

payload

{
  "ModifyOrder": {
    "new_size": 27483643973,
    "order_id": 326806382,
    "new_price": 519000000
  }
}