Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA+falfaecUKk1TF2vkDJs6Zg1xUGzQc1K5Kov2OZYclRUB6OwsnP+tlu3M… (1,748 chars)"
  }
}