Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBdGrfsON5rzQSGtjL3ZqALbHIqLJD01sZGR3lrfA0bKBq7mNy2Jc/SiG3e… (1,748 chars)"
  }
}