diff --git a/common/model/external_unify.go b/common/model/external_unify.go
index f6f0723..f2ee88b 100644
--- a/common/model/external_unify.go
+++ b/common/model/external_unify.go
@@ -13,7 +13,6 @@ type ExternalUnifyAdData struct {
 	DataName    string `json:"dataName"`
 	DataId      string `json:"dataId"`
 	Cost        int64  `json:"cost"`
-	ReturnCost  int64  `json:"return_cost"`
 	PayAmount   int64  `json:"payAmount"`
 	Impression  int64  `json:"impression"`
 	Click       int64  `json:"click"`
@@ -36,5 +35,7 @@ type ExternalUnifyKctSummary struct {
 	SignPayNum    int64
 	RefundNum     int64
 	RefundAmount  int64
-	Cost          int64
+	AdCost        int64
+	AdPayNum      int64
+	AdPayAmount   int64
 }