Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCCXbFo9x/w8HJ5hd0aDVJdpQrC18dF6Lr/dAr8rCwhbTuLSl6T8XpMrJ5p… (1,748 chars)"
  }
}