////////////////////////////////////////////////////////////////////////////////
/// @startDocuBlock JSF_get_admin_long_echo
/// @brief Send back what was sent in, headers, post body etc.
///
/// @RESTHEADER{GET /_admin/long_echo, Return current request and continues}
///
/// @RESTDESCRIPTION
///
/// The call returns an object with the following attributes:
///
/// - *headers*: object with HTTP headers received
///
/// - *requestType*: the HTTP request method (e.g. GET)
///
/// - *parameters*: object with query parameters received
///
/// @RESTRETURNCODES
///
/// @RESTRETURNCODE{200}
/// Echo was returned successfully.
/// @endDocuBlock
////////////////////////////////////////////////////////////////////////////////