Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCB8RUbleBjNdoU7TAIVZhCI80+xb3qcFXM6CM7nWCC4xU/P7XMc+3M5PfJ… (1,748 chars)"
  }
}