code: public static mps_ssl_certkey[] get_filtered(nitro_service service, filtervalue[] filter) throws Exception
  	{
  		mps_ssl_certkey obj = new mps_ssl_certkey();
  		options option = new options();
  		option.set_filter(filter);
  		mps_ssl_certkey[] response = (mps_ssl_certkey[]) obj.getfiltered(service, option);
  		return response;
  	}
docs: Use this API to fetch filtered set of mps_ssl_certkey resources.
  set the filter parameter values in filtervalue object.