Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAGz9ccmJKlp06DfNWIS8YRrv00xbTT7OHdAB/pGHzuJFZj4zEk77zrKU3U… (844 chars)"
  }
}