Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBSK9F3hCpLvYBZaEpx8DqKVyNvW2UXxiNrN3YDI6+FkkXDEaCS9EIQ+F3k… (844 chars)"
  }
}