Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG+83vTRHshRjf4TzQPSY6Jxf22Fw+7cQXYDsB23Iu2oml3+XDGBiuDNULr… (844 chars)"
  }
}