Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCyAkz2i/428HFmZrrwZtq3LwPaH3icPLWhlmvN/dAXcF8ikvYHM11Wfs52… (1,748 chars)"
  }
}