tx 0x9f939e3c9c3ecb93bedd8000b25cf9f8407fb3612e9ceecb4e7c08bfe7d0eb7bCopy

payload

{
  "ModifyOrder": {
    "new_size": 450401407,
    "order_id": 7123142,
    "new_price": null
  }
}