Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE36/TpxpiK/FPTNRJFN8Hbzn3W+nhNmhWTpUdERMk8YT7+OAjle0ayk4Ot… (844 chars)"
  }
}