tx 0x9c1b1ffcaf7937b6723f4dbb5f0fc100b5f95cd3ec1673d9a39b4127f3e7c6bcCopy

payload

{
  "ModifyOrder": {
    "new_size": 618763,
    "order_id": 3178898,
    "new_price": null
  }
}