how can customize user agent all field in this row
212.16.95.74 - - [27/May/2018:03:07:23 +0430] "GET /VIDEO/IMAGE?id=aHR0cDovL2huMTQuYXNzZXQuYXBhcmF0LmNvbS9hcGFyYXQtdmlkZW8vMmRmOWRkMDIzNjJiMmVkNzk4OWI5MDE3MGNhYzRmMTAyNDY2ODkwLTM2MHBfXzMyMzAxLm1wNC8= HTTP/1.1" 200 8085 "http://video.parsijoo.ir/video?q=دیرین+دیرین" "Mozilla/5.0 (Windows NT 6.1; rv:40.0) Gecko/20100101 Firefox/40.0" "city=-" "pj-ac=A33C14AC04C3FF553564AB7002A3C303" "-" "-" "video.parsijoo.ir" "noresult=-" "jsessionid=F5B7D39299D3608C537BDB1DB3363427"