Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAxAfjLDufGJEbcmEoeoZuMK1O5AO5hc/wXnsK/C29TqmpNo8jCODJ7Uebi… (1,748 chars)"
  }
}