tx 0x5685837f2b573dd87d2b7b654b9988dde56a8afe97c0c0ebef7fb5d4e6f6a36eCopy

payload

{
  "ModifyOrder": {
    "new_size": 3117149,
    "order_id": 15734556,
    "new_price": null
  }
}