Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGwQNB1IwxqMFY2uxmnzi+j7lGyE+RYS/717XrHmRp6HWZgTOa2o8641jQJ… (1,748 chars)"
  }
}