diff --git a/backend/services/clearing-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/clearing-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/clearing-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/clearing-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }
diff --git a/backend/services/compliance-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/compliance-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/compliance-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/compliance-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }
diff --git a/backend/services/issuer-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/issuer-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/issuer-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/issuer-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }
diff --git a/backend/services/notification-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/notification-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/notification-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/notification-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }
diff --git a/backend/services/telemetry-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/telemetry-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/telemetry-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/telemetry-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }
diff --git a/backend/services/user-service/src/infrastructure/strategies/jwt.strategy.ts b/backend/services/user-service/src/infrastructure/strategies/jwt.strategy.ts
index 9a06d2a..6bfdbca 100644
--- a/backend/services/user-service/src/infrastructure/strategies/jwt.strategy.ts
+++ b/backend/services/user-service/src/infrastructure/strategies/jwt.strategy.ts
@@ -13,6 +13,6 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
   }
 
   async validate(payload: { sub: string; role: string; kycLevel: number; type: string }) {
-    return { sub: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
+    return { id: payload.sub, role: payload.role, kycLevel: payload.kycLevel };
   }
 }