tx 0x1641e17d2ed150f2a9cb1f819516c8a7c6b6ad6e2b5d424263785b8c75cf1b5bCopy

payload

{
  "ModifyOrder": {
    "new_size": 12420298,
    "order_id": 50013443,
    "new_price": null
  }
}