tx 0xc7c86aaaaa661a77947fa1e53c13ddd3cec452bfacb61069d97c8fe3ec9b5e1cCopy

payload

{
  "ModifyOrder": {
    "new_size": 245285855887,
    "order_id": 474204311,
    "new_price": 510000000
  }
}