Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAJSG25WWDkKbEbh4ISmPyx/sXtwImwDNQOqcza/YJzKyspn7fSIVV2J/AH… (1,748 chars)"
  }
}