Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHCNkpJblDwUy1LJyI5lxhYIBl9QEkANGw7OBBlDRs9xjhSlqGs+mk0uRvV… (844 chars)"
  }
}