Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEe9kBg+Pujtre7szMoYVwQ4YyXjaKBZZuPxCjAuMtLaQlT7IG/F9TAKcU5… (844 chars)"
  }
}