Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHVbO6fTi/Hs0eAxESNh+TiteURBKuFG3a859Bs/6B5VA7HH1w9IqGznX5M… (1,748 chars)"
  }
}