Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDrQ3XGtv7Mc6h3qhLRdYOdK9U8Qnglqju+CZpt+ev4gQRIdew0LU2KbXiV… (844 chars)"
  }
}