Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBcHnzdmwyEQNc4URYe1Glm7sAnuT4a0McEZP2yjvbvk0ZcFf0QjBVVhMg9… (1,748 chars)"
  }
}