tx 0x0d81ce4b4d1788fa6a23e8c6c77b62823b3dc7440a0b5f70d9500c401a6ee4ffCopy

payload

{
  "ModifyOrder": {
    "new_size": 5553526,
    "order_id": 12349206,
    "new_price": null
  }
}