Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGs5GA0oeAe3kOJXDKENe96RdYwqLW04IvXFfhLw2GdjSoW/0fh6P9P4Ydj… (844 chars)"
  }
}