Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBbinPTV6ZU59NrTRk/cyvSbwJHHbAzQMCrD2lIgOx/LGf57CSAW801KOhA… (1,748 chars)"
  }
}