Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAQWf2RwnCgDNASRb5MF1O1QfM+khUgZiWy94wXtnvNvH9Q/JzIwE1DYMaj… (1,748 chars)"
  }
}