Inside a course create a forum (general) with a discussion, change the Attachment settings in the forum instance for allowing multiple attachments in a post Inside the discussion create a couple of posts including attachments and also images embedded in the post body Enable "Mobile services": Plugins ► Web Services ► External services Create a Token: Click on Site administration ► Plugins ► Web services ► Manage tokens Click add, select user and service (Mobile Service) Next, you can do a CURL REST call simulating a WS client: You need to replace the discussionid value (8) to your postdiscussion id. You also need to replace the wstoken and the URL of your moodle instance curl 'http://localhost/moodlebugs/webservice/rest/server.php?moodlewsrestformat=json' -H 'Pragma: no-cache' -H 'Origin: file://' -H 'Accept-Encoding: gzip,deflate,sdch' -H 'Accept-Language: es,en;q=0.8,de-DE;q=0.6,de;q=0.4' -H 'User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1798.0 Safari/537.36' -H 'Content-Type: application/x-www-form-urlencoded; charset=UTF-8' -H 'Accept: application/json, text/javascript, */*; q=0.01' -H 'Cache-Control: no-cache' -H 'Connection: keep-alive' --data 'discussionid=8&wsfunction=mod_forum_get_forum_discussion_posts&wstoken=493d2e785f81515296cf09e05f1f8179' --compressed Confirm that: The result of that curl call list all your posts in the discussion with all the attachments and also the image URLs rewritten to use webservice/pluginfile and the user profile picture URL: You can use this online tool http://jsonlint.com/ to format the JSON returned by the curl call