public IActionResult Get() { var leftData = _persistenceService.Get("LeftData"); if (string.IsNullOrEmpty(leftData)) { return(BadRequest("Missing left data")); } var rightData = _persistenceService.Get("RightData"); if (string.IsNullOrEmpty(rightData)) { return(BadRequest("Missing right data")); } var result = _diffService.DiffJson(leftData, rightData); return(Ok(result)); }