Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBWzbiBt2sEcVeE1xYwEOr9LrL1sHEbgpxwWvFzJPWabwogm5hAr0kOhMY/… (844 chars)"
  }
}