URL (POST):

/json-api/modifyacct

Post:

api.version=1&newuser=ogk1000&DNS=ogkcreative.com&LOCALE=en&RS=x3&QUOTA=262144000&BWLIMIT=10485760000&MAXMONGREL=4&HASCGI=0&HASSHELL=0&_submit=Save&MAXPOP=unlimited&MAXFTP=unlimited&MAXLST=unlimited&MAXSUB=unlimited&MAXSQL=unlimited&MAXPARK=unlimited&MAXADDON=unlimited&MAX_EMAIL_PER_HOUR=default&user=ogkcreat&__cache_fix=1317315791094

Response:

Connection: close
Content-Type: text/plain
Server: cpsrvd/11.30.3.5

{"data":{"reason":"Access denied","result":"0"},"type":"text"}