Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQIpA+X2UhakRkd7jw6V0+0MpOB/WRY1aLbITXSx423XNTQkocFpl6QXq0V2… (1,748 chars)"
  }
}