Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD4ZKA55uGaHGdaH8ZwqTMFfnj/vobSGVxXS8PemnoOqkP8usqk2IKnkV6x… (1,748 chars)"
  }
}