Constructor / extractor for plain bytes, with no properties set
Constructor / extractor for JSON messages, content-type is set to "application/json" and charset is defaulted to UTF-8
Constructor / extractor for plain bytes, the same as Array, but content-type is set to "application/octet-stream"
Constructor / extractor for working directly with the fields of the underlying java client
Constructor / extractor for String, no content-type is set and charset is defaulted to UTF-8
Message blob with content headers, usually you would use the child objects to construct / extract different types of messages