tx 0xfccd1aa5a5929f7355cbaecab1a08fee0d2ef1c5f42ede659beb9cdc7bdd1b1eCopy

payload

{
  "ModifyOrder": {
    "new_size": 50016914,
    "order_id": 67515779,
    "new_price": null
  }
}