Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEtGW/PNdooAGs/2fgC3MtBwZVC+pqLWuf4ZD35/d3DE3/U26cGSUTIgxL3… (1,748 chars)"
  }
}