tx 0x1b2adcbdd841fce88e09bab71c01f97aa97bfd6aebf6f6cb2f1a6c8a4f8b386dCopy

payload

{
  "ModifyOrder": {
    "new_size": 503701950,
    "order_id": 119013645,
    "new_price": null
  }
}