Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB78Y6WXwtvkdWhae8KbGtR52A/VmexH6bS4hYzK3pwsj3B8Sfe1lbUPgzb… (1,748 chars)"
  }
}