Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGxwKDa51Wy/FoFl7FyL1gqj0UUW50qjbiRsTtIhkoAzBh9qqhKdcS68DlV… (844 chars)"
  }
}