Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDHg5AOq3ieOXIc4v9+2RBElwXedfGqbM9ZXTmgYiDLwz9cZiveNeaZ5zwg… (1,748 chars)"
  }
}