Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHvs3BGRDnrILkDKae4CJ3efaxBn7wZOgNBofWFtDjliB+IvoiJF1qZY2As… (1,748 chars)"
  }
}