diff --git a/server/product-template-tag/internal/logic/getproducttemplatetagslogic.go b/server/product-template-tag/internal/logic/getproducttemplatetagslogic.go
index de9d34da..3653614b 100644
--- a/server/product-template-tag/internal/logic/getproducttemplatetagslogic.go
+++ b/server/product-template-tag/internal/logic/getproducttemplatetagslogic.go
@@ -1,6 +1,7 @@
 package logic
 
 import (
+	"context"
 	"encoding/json"
 	"errors"
 	"fusenapi/model/gmodel"
@@ -8,8 +9,6 @@ import (
 	"fusenapi/utils/basic"
 	"gorm.io/gorm"
 
-	"context"
-
 	"fusenapi/server/product-template-tag/internal/svc"
 	"fusenapi/server/product-template-tag/internal/types"
 
@@ -67,9 +66,11 @@ func (l *GetProductTemplateTagsLogic) GetProductTemplateTags(req *types.GetProdu
 				logx.Error(err)
 				return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse user metadata")
 			}
-			templateTagNameList, ok := metaData["template_tagid"].([]string)
-			if !ok {
-				return resp.SetStatusWithMessage(basic.CodeJsonErr, "invalid format of metadata`template_tagid")
+			var templateTagNameList []string
+			b, _ := json.Marshal(metaData["template_tagid"])
+			if err = json.Unmarshal(b, &templateTagNameList); err != nil {
+				logx.Error(err)
+				return resp.SetStatusWithMessage(basic.CodeJsonErr, "invalid format of metadata`s template_tagid")
 			}
 			productTemplateTags, err = l.svcCtx.AllModels.FsProductTemplateTags.GetListByTitles(l.ctx, templateTagNameList, req.Limit, "id DESC")
 		}