Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCf7lOf0vrRRlHtXEn/mkLZzHqJXyDF7lwQ2dd6Toe6KwkBnnPsA4OuQKuE… (1,748 chars)"
  }
}