Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPG3ZVJPEfKXnG+0LzVXfDwa78lACljrU7ksXGkHcBf0dGKHMfvNszh8jO… (1,748 chars)"
  }
}