Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCvyF9XmFjqL4lIf3u/J84KY9Jwr+KhtuMjnkLYYiI3wDpFbJCfmdCftjPL… (1,748 chars)"
  }
}