Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB2HtktoG8U29Ck7r5bGlSQH7FqjCV6bKd7G4QT/MIJjUDcwRcUnd30B6J1… (1,748 chars)"
  }
}