tx 0x9f7a7b3bb738a5d8d8a08783a1ae4e3f1cdbd1cf4a6efa670724d4be6aa9c79eCopy

payload

{
  "ModifyOrder": {
    "new_size": 10495867,
    "order_id": 42521255,
    "new_price": null
  }
}