Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB+MeUaRbtbNsVWXn7YuC2hFNPC0hNQAJ6mPrcXZF/MJkREGgOZICGqjYww… (1,748 chars)"
  }
}