Update src/api/integrations/event/webhook/webhook.controller.ts

Co-authored-by: sourcery-ai[bot] <58596630+sourcery-ai[bot]@users.noreply.github.com>

Author: victoreduardo

src/api/integrations/event/webhook/webhook.controller.ts

@@ -244,8 +244,8 @@ export class WebhookController extends EventController implements EventControlle
   private generateJwtToken(authToken: string): string {
     try {
       const payload = {
-        iat: Date.now() / 1000,
-        exp: (Date.now() / 1000) + 600, // 10 min expiration
+        iat: Math.floor(Date.now() / 1000),
+        exp: Math.floor(Date.now() / 1000) + 600, // 10 min expiration
         app: 'evolution',
         action: 'webhook',
       };