Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG9iTEo1nTsQEVoJlO9VS3ZTcgbP7ksWA3FlK6d80Dwb1IHDsT1/+QybYpj… (844 chars)"
  }
}