Adding some helpful info for the response body

src/callers/song.rs

@@ -743,16 +743,19 @@ pub mod endpoint {
 
             let raw_data: Vec<u8> = data.to_vec();
             match song_queue::update(&pool, &raw_data, &id).await {
-                Ok(_queued_data) => {
+                Ok(_) => {
+                    response.subject = String::from("Successful");
                     response.data.push(id);
                     (axum::http::StatusCode::OK, axum::Json(response))
                 }
                 Err(err) => {
+                    response.subject = String::from("Error");
                     response.message = err.to_string();
                     (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
                 }
             }
         } else {
+            response.subject = String::from("Error");
             response.message = String::from("No data provided");
             (axum::http::StatusCode::NOT_FOUND, axum::Json(response))
         }