Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCkDDNgzni0RO/3ihH0nK53S4AhnXZ/61RkFUEb8s17VAp0Mpua8WIbfgKB… (1,748 chars)"
  }
}