List CourseItems

{
    "data": [
        {
            "id": "FID001",
            "type": "CourseItemAudio",
            "attributes": {
                "title": "string",
                "description": "string",
                "customLabel": "string",
                "type": "audio",
                "isReviewRequired": true,
                "shouldPreview": true,
                "allowDownload": true
            },
            "relationships": {
                "course": {
                    "data": {
                        "id": "FID001",
                        "type": "Course"
                    }
                },
                "folder": {
                    "data": {
                        "id": "FID001",
                        "type": "CourseFolder"
                    }
                },
                "audio": {
                    "data": {
                        "id": "FID001",
                        "type": "Content"
                    }
                }
            }
        }
    ],
    "meta": {
        "total": 0,
        "totalWithoutFilters": 0,
        "pages": 0,
        "page": 0,
        "offset": 0,
        "limit": 0,
        "totalCount": 0,
        "resultCount": 0,
        "totalPages": 0,
        "currentPage": 0
    }
}