Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC4gNkBP8WWu75aHO7k3gnP7Ckf4KW/LDPl47OVkJ7WpXuRvqqhP0B7ZVsv… (1,748 chars)"
  }
}