使用Indy访问Datasnap Rest Server方法

Sorry if my question is obvious. I have no experience with Rest Server. I did a long search on google and stackoverflow, but I didn´t find a response to my case. I have created DataSnap Rest Server using the Delphi Wizard with default settings in XE7. In addition to ReverseString and EchoString default methods created by wizard, I created a new method:Sorry if my question is obvious. I have no expe