Hapi——如何将有效负载解析为JSON?

So I'm trying to study up on HTTP/TCP/IP Protocols, Nodejs, MongoJS,and MongoDB all at once. So I'm trying to figure out a couple things with the Hapi Web Framework. I am able to communicate with the server with my iOS simulator however, I can't seem to parse the payload right. I understand I could use parameters in the URL to send the information but I would like to use the payload.So I'm trying to study up on HTTP/TCP/IP Protoc