diff --git a/src/c2se/backend/identity.rs b/src/c2se/backend/identity.rs
index 97a6e7f..1b23f12 100644
--- a/src/c2se/backend/identity.rs
+++ b/src/c2se/backend/identity.rs
@@ -1,6 +1,9 @@
 use crate::protobuf::rpc;
 
+const SUBJECT: &str = "bet.beteran.c2se.backend.identity";
 
+pub const SUBJECT_SIGNIN: &str =
+  const_format::concatcp!(SUBJECT, ".Signin");
 /// subject = bet.beteran.c2se.backend.identity.Signin
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninRequest {
diff --git a/src/c2se/backend/member.rs b/src/c2se/backend/member.rs
index 91ea376..8f99d63 100644
--- a/src/c2se/backend/member.rs
+++ b/src/c2se/backend/member.rs
@@ -2,6 +2,10 @@ use crate::protobuf::rpc;
 use crate::protobuf::pagination;
 use crate::models::member;
 
+const SUBJECT: &str = "bet.beteran.c2se.backend.member";
+
+pub const SUBJECT_LIST_MEMBERS: &str =
+  const_format::concatcp!(SUBJECT, ".ListMembers");
 /// subject = bet.beteran.c2se.backend.member.ListMembers
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct ListMembersRequest {
@@ -19,6 +23,9 @@ pub struct ListMembersResponse {
     #[prost(message, repeated, tag="2")]
     pub members: ::prost::alloc::vec::Vec<member::Member>,
 }
+
+pub const SUBJECT_GET_MEMBER: &str =
+  const_format::concatcp!(SUBJECT, ".GetMember");
 /// subject = bet.beteran.c2se.backend.member.GetMember
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct GetMemberRequest {
@@ -32,6 +39,9 @@ pub struct GetMemberResponse {
     #[prost(message, optional, tag="2")]
     pub member: ::core::option::Option<member::Member>,
 }
+
+pub const SUBJECT_GET_MEMBER_BY_USERNAME: &str =
+  const_format::concatcp!(SUBJECT, ".GetMemberByUsername");
 /// subject = bet.beteran.c2se.backend.member.GetMemberByUsername
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct GetMemberByUsernameRequest {
diff --git a/src/c2se/frontend/identity.rs b/src/c2se/frontend/identity.rs
index 8c641aa..f409ecc 100644
--- a/src/c2se/frontend/identity.rs
+++ b/src/c2se/frontend/identity.rs
@@ -1,5 +1,10 @@
 use crate::protobuf::rpc;
 
+
+const SUBJECT: &str = "bet.beteran.c2se.frontend.identity";
+
+pub const SUBJECT_SIGNIN: &str =
+  const_format::concatcp!(SUBJECT, ".Signin");
 /// subject = bet.beteran.c2se.frontend.identity.Signin
 #[derive(Clone, PartialEq, ::prost::Message)]
 pub struct SigninRequest {