Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAkjE2LUMmNLcjaheZtPT5jX23yX7/O6Uddk2tiPYK4ZwhAK/FwE5Pv8fSG… (1,748 chars)"
  }
}