fix error log when reconnect cycle fails

src/websocket-client.ts

@@ -358,8 +358,10 @@ export class WebsocketClient extends EventEmitter {
 
       default:
         this.logger.error(
-          `{context} due to unexpected response error: ${error.msg}`,
-          { ...loggerCategory, wsKey }
+          `${context} due to unexpected response error: "${
+            error?.msg || error?.message || error
+          }"`,
+          { ...loggerCategory, wsKey, error }
         );
         break;
     }