Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCfh5hq0HhMHJmaNLTzLUh7zWfH3WV5VwZ7tyVAmqUTbFYpKJqpJa9hWpGV… (844 chars)"
  }
}