tx 0x78ffe4f71ce26a4d0c11d6d295a72ca7aef26b9e8f6b55b67044efd0a01fac2bCopy

payload

{
  "ModifyOrder": {
    "new_size": 196348755,
    "order_id": 19943157,
    "new_price": null
  }
}