Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD9BDw5MObqFnxtg7rUGzR1nxToas5uqJvbiGnRFio3Nk2kO1epF2HcD5Tu… (1,748 chars)"
  }
}