Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHB11Q0VSQZ9Ft7OJ+3BGKiGge4d+qnwVE1Bq7fgHjXs1VP1jhIX5QCdPP2… (844 chars)"
  }
}