Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTIrL4uM9W8DYLsHe3o0iouxNSaFxqND+ZVv9Bhvx73gfs9piwoYjKFTzE… (1,748 chars)"
  }
}