Entity
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... HTTP, the GET method is used to mean "retrieve whatever
information (in the form of an entity) identified by the Request-
URI." If the Request-URI ...
... URI." If the Request-URI refers to a data-producing process, it is
the produced data which shall be returned as the entity in the
response and not the source text of the process, unless that text
happens to be the output of the process.
...
... Accept-Addition request. Unless the request was a HEAD request, the
response SHOULD include an entity containing a list of available
coffee additions.
...
...
Any attempt to brew coffee with a teapot should result in the error
code "418 I'm a teapot". The resulting entity body MAY be short and
stout.
...
...
The entity body of a POST or BREW request MUST be of Content-Type
"message/coffeepot". Since most of the information for controlling
...