Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwJH+xCl4BD2FHx+y4xm0nOTYQY2u6BVUOHh+zTrRFzSmQCn+bCiB6NKMEzu… (844 chars)"
  }
}