Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCC8H5NyrL3U7oRJ5k9QHFGDSzGBaQgj1lO755qmSUqWTI6R47Kld2apLsJ… (1,748 chars)"
  }
}