Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAj3sfYL+7CXWQxiOdGYBFVWUDS4E3kP7T7c7WWKyuIwRV+7k2mKFN+Z1hX… (844 chars)"
  }
}