DEMO_POST_demo.visualcaptcha.net.txt

POST /try HTTP/1.1
Host: demo.visualcaptcha.net
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: fr,fr-FR;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Referer: http://demo.visualcaptcha.net/
Cookie: PHPSESSID=MySeSsIoNIdCuStOm
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 52

%VISUALCAPTCHANAME%=%VISUALCAPTCHAVALUE%&submit-bt=