tx 0x2117b3170b07bfcf3de3ffd6c3ed458dfe8cf1d896b7d45e770e0bcd5c0cc1eaCopy

payload

{
  "ModifyOrder": {
    "new_size": 278661560,
    "order_id": 29946103,
    "new_price": null
  }
}