Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF7ysVqXJ5eDMefAhvUDUy7OBex4KeMafzilzX7qyjbkX4x5V+cjXWKKskw… (1,748 chars)"
  }
}