Merge branch 'featrue/wandian'

upstream/wangdiantong/wdt_refund.go

@@ -296,7 +296,7 @@ type StockinRefundPushRes struct {
 */
 func (s *WangDianTong) StockinRefundPush(ctx context.Context, req *StockinRefundPushReq) (res *StockinRefundPushRes, err error) {
 
-	jsonStr := gjson.New(g.Slice{req})
+	jsonStr := gjson.New(req)
 	paramas := g.Map{
 		"stockin_refund_info": jsonStr.MustToJsonString(),
 	}