Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDcwKnWO+LYmu14wgcFU3Dv5GeMy/VzSz1SLm9qNQGaKm1M9pN1QWoq2qD0… (844 chars)"
  }
}