In case of non subscription on get quotas, return a 404 error

Author: maximopalopoli

aggregation_mode/gateway/src/http.rs

@@ -392,14 +392,9 @@ impl GatewayServer {
                 "quota_resets_in": formatted_time_left.as_str()
             })))
         } else {
-            HttpResponse::Ok().json(AppResponse::new_sucessfull_with_message(
-                serde_json::json!({
-                    "proofs_submitted": 0,
-                    "quota_limit": 0,
-                    "quota_remaining": 0,
-                    "quota_resets_in": formatted_time_left.as_str()
-                }),
-                "You have to pay before submitting a proof".to_string(),
+            HttpResponse::Ok().json(AppResponse::new_unsucessfull(
+                "The address doesn't have an active subscription",
+                404,
             ))
         }
     }

aggregation_mode/gateway/src/types.rs

@@ -20,14 +20,6 @@ impl AppResponse {
         }
     }
 
-    pub(super) fn new_sucessfull_with_message(data: Value, message: String) -> Self {
-        Self {
-            status: 200,
-            message,
-            data,
-        }
-    }
-
     pub(super) fn new_unsucessfull(message: &str, status: u16) -> Self {
         Self {
             status,