tx 0xb23da2dca6af72b49f65779870d3448d4eb9c49c7b9586d83db6f7a5e2d0a29bCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 159979926,
    "new_price": 516000000
  }
}