Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBx4H5/NuHPVJQHaiLvVtpYAv4N62c36AxpaI3I9eDLvXoQIGlRD9m8zyt6… (1,748 chars)"
  }
}