Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAvRwGRSSDqWjJfZwgjMQR2ViS8yOTQcSD5YC/Avk8lrTjGNK13J30YEr61… (1,748 chars)"
  }
}