curl --request GET \
  --url https://business.bfinance.app/external/api/customers/{id}/questionnaires \
  --header 'Authorization: Bearer <token>'

{
  "status": "success",
  "data": {
    "questionnaires": [
      {
        "id": "<string>",
        "name": "<string>",
        "completed": true,
        "completedAt": "2023-11-07T05:31:56Z"
      }
    ]
  }
}