turn on on tv with cec

[rana]

ok so here are the command to turn on the tv and off

echo "on 0" | cec-client -s
echo "standby 0" | cec-client -s

now if someone please tell me how i can send this from http ill be set i have been looking for but no lock the best i got was but that didnt work can someone help fix this command
http://192.168.0.2/jsonrpc?request={"jsonrpc":"2.0","id":1,"method":"System.Exec("echo "standby 0" | cec-client -s")