tx 0x7e0d86c0ce5d6b5c627a1e5e1d450bf33cfd31a673dc7bfa2f977c6884d50b5bCopy

payload

{
  "ModifyOrder": {
    "new_size": 157415813604,
    "order_id": 419974700,
    "new_price": 519000000
  }
}