tx 0x21f8a9b5dcce12c9b0fef86d782fa2590fdbc5ab8cc1a1abfaa0d13b7c6db3a7Copy

payload

{
  "ModifyOrder": {
    "new_size": 54658410,
    "order_id": 431400712,
    "new_price": null
  }
}