Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDEeUvIdpZiQvqmeezXxHjQM4eBy6gC9Bg1EhtpSqrEuCWWFAB9UBQtjE+g… (1,748 chars)"
  }
}