Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHQh+xzCy6Ht/lQrJZXj21OzuuZqjV4GIVolBl/TtgweEhzPnkRRT1JuMWT… (1,748 chars)"
  }
}