Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwIcngf+350E3jxsH1QCUDhe/6CB0Jtl9YGwLd3Ay4OxFw0A5VvBj3iVa6+i… (844 chars)"
  }
}