Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBVwlheA/PHztrZfJvmvVbvNcw/HO9gT6jve9IaaNPihkszp6NLrAiKX4gc… (1,748 chars)"
  }
}