Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/k3Lj9SKZoFS6cbdscfaEEMS4YtrJEn6aDC/8vqOl8TXF2g/IHfK81ZaR… (1,748 chars)"
  }
}