Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCQp/tpdDo+f4/HSrhL3oqpozoeQZaEPsqdQd3EnKADTDpEeBzj2Mep6+iy… (1,748 chars)"
  }
}