Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHMcYlXDqDOn3VPemCzv5kk9FaLEkEOqHoUm+RJ8xbG8BZM12G8JAz+NgUu… (844 chars)"
  }
}