Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBeyJ6rBLPY4z5rjHlGaSpuCkG8aJrMm9Qgnyr+ciuc4kj9k4B/cBHf/6MM… (1,748 chars)"
  }
}