Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCW7TFz8bKuWzh1aB5XdNSYWtd6ZY5/kjoGVbHZM3FeByHjJOXioO/Hryv7… (1,748 chars)"
  }
}