Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBwgWelNjQvHtAKTzd5vXbga5SuE97Yk+gbmwIqXug41wP8F1XzQz5nwnVw… (1,748 chars)"
  }
}