Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCsX/BrQX57k7GGvpW7kovqeK41f9DCiX/5n+LDKKxiGnLuyD8/rcNFBzZf… (1,748 chars)"
  }
}