Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGTwDug8hPO72ZLM3MdSINEd+bL7LpDkQtWMU6o3YTZ7jZsIeqQ56WqAoqV… (844 chars)"
  }
}