gxai

@@ -166,7 +166,7 @@ class RecommendedSuppliers extends Command
         $saveData = [
             'project_id'=>$project_id,
             'keyword'=>$keyword,
-            'data'=>json_encode($res['data'] ?? '')
+            'data'=>json_encode($res['data'] ?? [])
         ];
         $purchaserModel = new Purchaser();
         $purchaserModel->add($saveData);