fix(service): fix url prefixing for subgraphs route

Author: suchapalaver

Cargo.lock

@@ -383,12 +383,13 @@ impl ServiceRouter {
         };
 
         // data layer
-        let data_routes = Router::new()
-            .route("/subgraphs/id/{id}", post_request_handler)
+        let subgraphs_route = Router::new()
+            .route(
+                &format!("{url_prefix}/subgraphs/id/{{id}}"),
+                post_request_handler,
+            )
             .with_state(graphnode_state.clone());
 
-        let subgraphs_route = Router::new().nest(&url_prefix, data_routes);
-
         let misc_routes = Router::new()
             .route("/", get("Service is up and running"))
             .route("/info", get(operator_address))