Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAwBPAk/DhpCjYizSk5XW9IHx1XtLzpNH16yFCNgB1xQHUZJBPQtCoekTiA… (844 chars)"
  }
}