Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGoN77qmqyB00YhfhIs8SWBKPVcLHzGuYbQ+oA+p9sILyAQ0v9N2zGpH0Dx… (844 chars)"
  }
}