public async Task GetSignals(string tocken, string login)
{
signalService = new SignalService();
var signals = await signalService.GetSignalAsync(tocken, login);
adapter = new Adapter();
signalList = adapter.ConvertSignals(signals);
//if (signalList == null)
// signalList = new List<TradingSignal>();
// return signalList;
}