Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQE75O0/CrvmDkDXt0Jglv1NfPIqgdphqTLROfNuTTDruHcPSPXX1YfHeUc9… (1,748 chars)"
  }
}