public async Task <IActionResult> Columns([FromBody] GetColumnsForm form) { if (!ModelState.IsValid) { return(BadRequest(ControllerErrorCode.WrongInputData)); } var email = User.Identity.Name; var columns = await _db.GetColumns(email, form); if (columns == null) { return(BadRequest(_db.Columns.GetError())); } return(Ok(columns.GetDTO())); }