Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCBPyKI/cQWMuSmzMWVEOmDHwBiEmyebuYq7JgnSdz6ZU3IaxSIIv0HqU5r… (844 chars)"
  }
}