Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHDdawE8F/Wr6T8hzVqAsJLX7apSzm0QcyIYQDKOgVggXjRcAKJo4eB8nlL… (844 chars)"
  }
}