tx 0x6163b3c3f0ddd2ee2ed62a74573b4b5f37ba1b5c5a1edfcf1d5d10b9c4726c1eCopy

payload

{
  "ModifyOrder": {
    "new_size": 4281996,
    "order_id": 12317661,
    "new_price": null
  }
}