Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAPAM/pmEeeRpcsAqYuzxQ8Wh7B4CDMhb0QaT7/Qz8P0iSO0KkiOr0IvSGT… (1,748 chars)"
  }
}