Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHUQShBLyZsZXL+FN0b1FGU7SgA3E8voIqRScbijEyEKAfZKcCdCZ5pw2b6… (1,748 chars)"
  }
}