Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHUc+O/kJEA8XMKYL6Hj8KkGSd7DbPzdhPiHvAJQkAehFHr78VPB9XbKjzP… (1,748 chars)"
  }
}