Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/QuHr1PdwW8fvDE+OcwUrlD4DSLEp2G5BscfQwbme2yQ9DsT2ItFZ/DyQ… (1,748 chars)"
  }
}