Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHvUeFKIGhA7V5MDxoGYH4zNRuZ0XDsqn+SuTCfxJjnEmWYv4m1tYa3Bpqk… (844 chars)"
  }
}