tx 0x124c013382f6d78c0bb1c4dc8a3fcbce00988f4ad44e0a5a1f19e6b7729a5a8bCopy

payload

{
  "ModifyOrder": {
    "new_size": 3423099098,
    "order_id": 470072428,
    "new_price": 642300000
  }
}