Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDY2WWlryc5T/0e+Ug5+QryRjLMFeSELX7nyu5fFz6n23S7J0aNj1GtFLyW… (1,748 chars)"
  }
}