Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAw85B/fpz+R0zzezJ0f/JoUhT4DG8fTD2T1wdk6WPTaFO11/UzUgNXlzlM… (844 chars)"
  }
}