Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBiFf9gPUmMd3f4xTkzrokgqynxpFy0POSVbcaE+xKnuwbJ8QM5OoEQVaEB… (1,748 chars)"
  }
}