tx 0x5b12e5c2a35a9bd0da8bc5ecc506a40b3829f397e22c8f9d7e6c6eb000f742eeCopy

payload

{
  "ModifyOrder": {
    "new_size": 5417744,
    "order_id": 345785518,
    "new_price": null
  }
}