tx 0x128b1f0a636b89d1203c5b2907c0d259b9f2746d76b4f7d09bf4b73fe5d6cf1aCopy

payload

{
  "ModifyOrder": {
    "new_size": 13898610,
    "order_id": 15392495,
    "new_price": null
  }
}