Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEkZd+aHpaRkJ6XNgS8iupSsUhQmQjr/VT9JvfUX1/kxH7jVsNzFY+8Zo5S… (844 chars)"
  }
}