tx 0x8d4199e46c9f98495c71c8b7de7abb19cef66e3f25f3bbe2b22a9d6b9766961bCopy

payload

{
  "ModifyOrder": {
    "new_size": 100000000,
    "order_id": 8676747,
    "new_price": 59499000000
  }
}