Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC8b+8e/acOaS+woJs282s2y1OCA7R/vfSz9X00blwcOgQUUiOWqJaA9cKo… (1,748 chars)"
  }
}