Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAz6l8FmmxE2vAjPHFjT/MYLvMRDGf+KdCyfk9KA+6U+j79wYyij3eoRRej… (1,748 chars)"
  }
}