Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTXM+PQPb/37SMQJa5/9RUCtRDp3xKBbPMJqbTjF83aAafqh30Jh9eAtfp… (1,748 chars)"
  }
}