tx 0x15a4f79d0d3dccbf209a6566afa890f5eeb7931c88eafd5bfef7ceaa23f5a56fCopy

payload

{
  "ModifyOrder": {
    "new_size": 4959039,
    "order_id": 9147879,
    "new_price": null
  }
}