tx 0xfe955800fc66d1a8c0fc66c4d4689cb80c5b57ffec5a8958d172d6c3abb61c7bCopy

payload

{
  "ModifyOrder": {
    "new_size": 493845472,
    "order_id": 34634423,
    "new_price": 29664000000
  }
}