def _get_query_parameters(module_params):
    """Builds query parameter.

    :return: dict
    :example: {"$filter": Name eq 'template name'}
    """
    system_query_param = module_params.get("system_query_options")
    query_param = {}
    if system_query_param:
        query_param = dict([("$" + k, v) for k, v in system_query_param.items() if v is not None])
    return query_param