How to get list of item in multiple row in flow Action script Service-now

(function execute(inputs, outputs) {
  var getData="";
   var gr = new GlideRecord("alm_hardware");
        gr.addEncodedQuery('install_statusIN1,11^assigned_to=' + inputs.requestedforsysid);
        gr.query();
        while (gr.next()) {
           getData+= "Model: "+ gr.getDisplayValue("model")+'  '+",Status: "+ gr.getDisplayValue("install_status")+'  '+",Assigned to: "+gr.getDisplayValue("assigned_to")+"\n";

}
   outputs.hardwarelist=getData;

})(inputs, outputs);