Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAtT+LPHUXtzc8jMH/wxEGoqwBxudgPQXnXycAfTXbLFn8Vaz7KtPP3DpB5… (1,748 chars)"
  }
}