tx 0x6221bcbfbb99b4fdbc20fb1a71d9a65d9fd3c8ad31657d2e14ceb6db3f94978bCopy

payload

{
  "ModifyOrder": {
    "new_size": 400817350,
    "order_id": 7395388,
    "new_price": 21671000000
  }
}