diff --git a/src/repository/subscriber.rs b/src/repository/subscriber.rs
index 4c8a9ee14deae02cec2aa2f41f710665a10b7d0e..eadbb2f25260554ae51d2753e6ff42f94cf90427 100644
--- a/src/repository/subscriber.rs
+++ b/src/repository/subscriber.rs
@@ -10,4 +10,17 @@ lazy_static! {
 pub struct SubscriberRepository;
 
 impl SubscriberRepository {
+    pub fn add(product_type: &str, subscriber: Subscriber) -> Subscriber {
+        let subscriber_value = subscriber.clone();
+    
+        if SUBSCRIBERS.get(product_type).is_none() {
+            SUBSCRIBERS.insert(String::from(product_type), DashMap::new());
+        }
+
+        SUBSCRIBERS.get(product_type).unwrap()
+            .insert(subscriber_value.url.clone(), subscriber_value);
+    
+        return subscriber;
+    }
+    
 }
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