Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBv/wEgX/alE69E0yrkRuKarp4RrjaTCqDlW/nQSwHzTGtt2sCXnrv9sC7T… (1,748 chars)"
  }
}