Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE7z1XmUKyyly8Fhf9X+gfAD8zc419/EtewOs6ktjGU83iAeNvD6QCKj6tF… (1,748 chars)"
  }
}