Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA44F/SwcDKZnl9WyAetkPlFY3EjS/TJ9gkMhDYl/c+8UolY24cgG27l1G+… (1,748 chars)"
  }
}