Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCM76Q8zb1KQJfLNUF9WRJn+CjwT2qvolgmpOIViwGP3iTMfOAJEAg4234t… (1,748 chars)"
  }
}