CourseBaseInfoSaveDTOCourseSaveBaseGroup

{
    "id": 0,
    "name": "string",
    "thirdCateId": 0,
    "coverUrl": "string",
    "free": true,
    "price": 0,
    "purchaseStartTime": "string",
    "purchaseEndTime": "string",
    "introduce": "string",
    "usePeople": "string",
    "detail": "string",
    "validDuration": 0
}