Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBDeAd/+bMIv5jq4C84XTxMJ+VnYu3Ki4QDduNc9VodbVZp8Roe7jNPX4yh… (1,748 chars)"
  }
}