tx 0x1234e99c0a5d7a321ec700b45fe18e5cce243e9b29d3986d43ceab2c2fcd16deCopy

payload

{
  "ModifyOrder": {
    "new_size": 11191490998,
    "order_id": 5415811,
    "new_price": 466000000
  }
}