private async Task SyncSendsAsync(string userId, List <SendResponse> response)
{
var sends = response?.ToDictionary(s => s.Id, s => new SendData(s, userId)) ??
new Dictionary <string, SendData>();
await _sendService.ReplaceAsync(sends);
}
private Task SyncSendsAsync(string userId, List <SendResponse> sends) => _sendService.ReplaceAsync(sends.ToDictionary(s => userId, s => new SendData(s, userId)));