function objectRestore(userInfo, request, log, callback) {
    return sdtObjectRestore(metadata, metadataUtils, userInfo, request,
        log, callback);
}
Process POST Object restore request.

@param {AuthInfo} userInfo Instance of AuthInfo class with requester's info
@param {object} request http request object
@param {object} log - Werelogs logger
@param {function} callback - callback to server
@return {undefined}