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HAL is an acronym for Hypertext Application Language and is designed to provide "...a set of conventions for expressing hyperlinks in either JSON or XML." HAL is an IANA registered media type that . This enables RESTful APIs to return JSON* content with containing hypertext (aka hypermedia) that which can be easily interpreted by machine and human agents. Because it is a registered media type, developers can specify application/hal+json as the value for the Content-Type response header.
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