Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBHPkJvVC1gVwBi9f/c7agPAjH0uWaOoz/EH8GOq6A5xlKS7hQWNLcwNIIA… (1,748 chars)"
  }
}