Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAd2N75pj6JYA+7V34i6cEn/FEIy+I3izKPXF8n9EGzMANg1CqmUnw9hzZU… (844 chars)"
  }
}