Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBMGjHF0QQQ6zVduHtyUiAl+VAAq+wfM3XxFor79Fj7vknl4d2lMII6vCZG… (1,748 chars)"
  }
}