Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB+gIYanuLaa4Yka4BgJpyqJ06EX7j/BX2EyNtn7ujM7FotRJ4aXh16K2dJ… (1,748 chars)"
  }
}