tx 0xc96c9a1acacd9dda09e9a5678eefe5ee6ebc01afcd697b7d82ae6c5c6dab2d9bCopy

payload

{
  "ModifyOrder": {
    "new_size": 18412823,
    "order_id": 19942398,
    "new_price": null
  }
}