Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEZDCwsRPB65Wr+8b4qlUd2DwlLHpJ7D2FzHBpuKmwiExLO3R6sEA0ExGOx… (1,748 chars)"
  }
}