Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEy5JwtxXPbNpdsC6DlQqPtLbRsvpE9qE6irktueA6hbGC4ADGpxibB9D2P… (1,748 chars)"
  }
}