Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBsah0IFoZLXexcUyEIfqkBQIlGFepqja/3D6Uhz2A+eRQk+fVv4wGWm9H0… (1,748 chars)"
  }
}