diff --git a/activity.proto b/activity.proto
index d6a6fdb..5d9291e 100644
--- a/activity.proto
+++ b/activity.proto
@@ -16,6 +16,7 @@ message ActivitySignReq {
 
 message ActivitySignRsp {
   string reward = 1;
+  map<int32,int32> act_data = 2;
 }
 
 message ActivityPropertyNty {
--
libgit2 0.21.2