tx 0x81c54980f503b490b06ea00ff60cfb7c9f1f1f40b2b4c43a5de6be8e6bdcbbd7Copy

payload

{
  "ModifyOrder": {
    "new_size": 5249496418,
    "order_id": 12102315,
    "new_price": null
  }
}