source userpass
curl --url "http://127.0.0.1:7783" --data "{\"userpass\":\"$userpass\",\"method\":\"jpg\",\"srcfile\":\"/root/boost_1_64_0/libs/gil/doc/doxygen/images/monkey_steps.jpg\",\"destfile\":\"dest.jpg\",\"power2\":3,\"passphrase\":\"default\",\"data\":\"68656c6c6f20776f726c64\",\"required\":88}"
curl --url "http://127.0.0.1:7783" --data "{\"userpass\":\"$userpass\",\"method\":\"jpg\",\"srcfile\":\"dest.jpg\",\"power2\":3,\"passphrase\":\"default\",\"required\":88}"