Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA/ZLiHyjA3VSEVq7bzcTMq8SHTaO7jvOoD9p1JOYvDeHtkgURw3JcQyPcO… (1,748 chars)"
  }
}