tx 0xe4acf9c02d3c59c19f8a1a68bca8cddee61e2912faedb6ff8e5fbf6d713b8b1dCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 466303919,
    "new_price": 520000000
  }
}