tx 0x4dcb69a9b1c4a7b0c16ab50fdf8d121a17bc8b9eb28f6c1fecef1a753a1cba0dCopy

payload

{
  "ModifyOrder": {
    "new_size": 15895285,
    "order_id": 441999880,
    "new_price": null
  }
}