Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEuzZE/M/2TGwcEH7+r5IkGyeFWo2/XPsTJcb0e3L/E4QIemR3tGak+aXlv… (1,748 chars)"
  }
}