tx 0x53dbfef1f9db2eabf26fe0ac3784a3c9b5c9b8deb8c11f30bf4bcb94dd2852c3Copy

payload

{
  "ModifyOrder": {
    "new_size": 4213525,
    "order_id": 51239812,
    "new_price": null
  }
}