Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA0fe/D7zZgbQaLa/Cx7HqFvuJ5GMTaPVoHEx1OeVRSFCRI/JfnNn4kv1Jh… (1,748 chars)"
  }
}