Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqbwqb/WU46p79+UXnSdc9MHQQ7pqV9eHsKDxs7A8W8CHQdmW2ZNtFydGE… (1,748 chars)"
  }
}