Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAHls6t7+IvmzdMZf0ZPdWC7RbjS7+6XgBnhU2TUG4KvgIWj3GTyuh8S8fn… (1,748 chars)"
  }
}