public async Task <IActionResult> Update(string id, [FromBody] WatchListUpdateModel model) { var watchList = await GetWatchList(id); if (watchList == null) { return(NotFound()); } if (watchList.ReadOnlyProperty || !await IsValidAsync(model.AssetPairIds) || string.IsNullOrEmpty(model.Name)) { return(BadRequest()); } var watchlists = await GetAllWatchlists(); if (watchlists.Any(item => item.Name == model.Name && item.Id != watchList.Id)) { return(BadRequest()); } var newWatchList = new WatchList { Id = id, Name = model.Name, Order = model.Order, AssetIds = model.AssetPairIds.ToList() }; await _assetsHelper.UpdateCustomWatchListAsync(_requestContext.ClientId, newWatchList); return(Ok(newWatchList.ToApiModel())); }