tx 0x9f0571face0d0db3ac9d82efd3594e6f9c6a9c36d1f87e4557a7b85bd6f7f075Copy

payload

{
  "ModifyOrder": {
    "new_size": 2953109,
    "order_id": 5420146,
    "new_price": null
  }
}