curl --request POST \
  --url https://api.example.com/admin/isers/filter \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "languageID": 1,
  "searchText": null,
  "iserHandle": null,
  "iserFirstName": null,
  "iserLastName": null,
  "iserEmail": null,
  "isHidden": null,
  "isSuspended": null,
  "planID": null,
  "primaryCountryIDs": null,
  "primaryEditionIDs": null,
  "roleIDs": null,
  "accountIDs": null,
  "iserIDs": null,
  "page": 1,
  "pageSize": 10
}
'

{
  "success": true,
  "data": "<unknown>"
}