Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEpdgGqA/K6uMEFr2jQdRz4BUGZwIsiw2efrgWH6qnJhTGvpjDvtEY6fdWM… (844 chars)"
  }
}