Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA5d3zf6zK5RPL4cVKPxpAzpZ3lKnGWg4kym+DeQlgHZBLJAgCSA7gJPbuG… (1,748 chars)"
  }
}