tx 0xfac88c4c3ba99e4f4daeca3df4a60a3d39ebe3788a0bb7fc3eaf0eb5c68f14bfCopy

payload

{
  "ModifyOrder": {
    "new_size": 4445570,
    "order_id": 778172,
    "new_price": null
  }
}