Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCjpTOnAYbHFiHKrJKOvlJr9/8m3LMbsNpd3IgL8xCGck5qJU9flnNYuhMI… (1,748 chars)"
  }
}