tx 0xb8b910c9eb13a1c68356b18870f41d9f4f027126e3b9c57d06d1c4cf0c20b37aCopy

payload

{
  "ModifyOrder": {
    "new_size": 8552909,
    "order_id": 6850434,
    "new_price": null
  }
}