Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBEAL3W3kv4H1eWpm7ouJz8XwUrs+MDt5WdudbhhOgQEXntu0m6w1eK0CnV… (1,748 chars)"
  }
}