diff --git a/proto/ss/member/identity.proto b/proto/ss/member/identity.proto
index 1305c48..7c18ac1 100644
--- a/proto/ss/member/identity.proto
+++ b/proto/ss/member/identity.proto
@@ -4,6 +4,7 @@ package bet.beteran.ss.member.identity;
 
 import "protobuf/rpc/error.proto";
 import "models/core/network.proto";
+import "models/member/member.proto";
 
 
 // subject = bet.beteran.ss.member.identity.CheckUsernameForDuplication;
@@ -65,3 +66,9 @@ message SigninResponse {
   optional bet.protobuf.rpc.Error error = 1;
   optional Result result = 2;
 }
+
+// subject = bet.beteran.ss.event.member.identity.AfterSignin
+message AfterSigninEvent {
+  bet.beteran.core.network.Client client = 1;
+  bet.beteran.member.Member member = 2;
+}