add request lesson

[mosayyebnezhad]

user can send request for add

parameters

{
                        "name": "ریاضیات مهندسی",
                        "name_english": "riaziat mohandesi",
                        "term": "3",
                        "difficulty": 5,
                        "description": "ریاضیات است دیگر",
                        "description_english": "this is math",         
}