tx 0x7e9d4fc0648de04706be9e1c9337b54d2b9847d2d139a18e2d5c0e749b3b49d4Copy

payload

{
  "ModifyOrder": {
    "new_size": 553310801,
    "order_id": 21307403,
    "new_price": null
  }
}