Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGYtPM/1Z+4MBc3h1TE5RenkInGtZVoq76uEcvEfIBD1ktkiDBu+1pew/AM… (1,748 chars)"
  }
}