Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB8qeRhyfT64H8/bq2vcnSVO2T/EUSBpb91yU93dTuVfSV7ISI+nh4IwELg… (1,748 chars)"
  }
}