Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCV9vekjXTZQzDEhORMZZgMZu6z40WuB9jlbMltOpVvnwL4TF84S8w6Lgyj… (1,748 chars)"
  }
}