Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQABn6uEaQHmeExdLOAyFzpNOwwKfFOvW8Ld+AJS5UHW7h/HUa2QworLob9o… (1,748 chars)"
  }
}