get database

app/Http/Controllers/Controller.php

     public function getDatabase(Request $request)
     {
         $wo = WorkOrder::where('wo', 'WO-15419')->first();
-        $form = Form::where('_id',$wo->_id)->first();
+        $form = PackageDetail::where('_id',$wo->_id)->first();
 
         return $form;
     }