Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDqp2hToMzlu1OQUWDhOA6/8nywQkCXYpzSV63ED9o/YwUwjkHtsoDg4xUT… (1,748 chars)"
  }
}