diff --git a/request.go b/request.go
index 3acb409..efcedc1 100644
--- a/request.go
+++ b/request.go
@@ -70,6 +70,7 @@ const (
 	ResponseDataLocationCookie    ResponseDataLocation = "COOKIE"    // cookie
 	ResponseDataLocationBody      ResponseDataLocation = "BODY"      // body
 	ResponseDataLocationExtension ResponseDataLocation = "EXTENSION" // 扩展信息
+	ResponseDataLocationBodyRoot  ResponseDataLocation = "BODY_ROOT" // 整个body是当前值
 )
 
 type RequestDataLocationDesc struct {
@@ -97,5 +98,6 @@ var (
 		{Value: ResponseDataLocationCookie, Description: "响应cookie"},
 		{Value: ResponseDataLocationBody, Description: "响应body"},
 		{Value: ResponseDataLocationExtension, Description: "响应扩展数据"},
+		{Value: ResponseDataLocationBodyRoot, Description: "相应整体Body"},
 	}
 )