tx 0xb9f71bb83b0e6b50fc1964b4e42eef4d135a1ee5d64f2f6e5fc5f2befe2ed7f8Copy

payload

{
  "ModifyOrder": {
    "new_size": 225465143558,
    "order_id": 421926120,
    "new_price": 512000000
  }
}