Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCLvq9Hfypm6XqEQpHgP/r4ocqG4tCYlq9diUOxPVRL5XO2LmclhcQ/3M4R… (1,748 chars)"
  }
}