Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD6to5olIl98XcVTX8gMrPeuVxADuUKtYrDk7/TdKtqsS27/+b0+6Hy8HHq… (1,748 chars)"
  }
}