http request sender - encodes URL

Im trying to send a HTTP request to a camera to chnage the profile using the day indicater but it appeasr to encode the URL which makes it not valid, as per below:
http://192.168.10.20/cgi-bin/configManager.cgi?action=setConfig&VideoInMode[0].Config[0]=1
is changed to in HTTP request sender:
http://192.168.10.20/cgi-bin/configManager.cgi?action=setConfig&VideoInMode%5B0%5D.Config%5B0%5D=1
Any help or suggestions?
thanks
http://192.168.10.20/cgi-bin/configManager.cgi?action=setConfig&VideoInMode[0].Config[0]=1
is changed to in HTTP request sender:
http://192.168.10.20/cgi-bin/configManager.cgi?action=setConfig&VideoInMode%5B0%5D.Config%5B0%5D=1
Any help or suggestions?
thanks