Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCTz/GjfvXNgO+fhAA2NsMhF4yvuVSgq0kNtAyxXUq5RVsG4Thoq2eYQVXp… (1,748 chars)"
  }
}