public ExchangeToStableService(ILoggerFactory loggerFactory,
ApplicationDbContext db,
IConfiguration configuration,
IRateCache rateCache,
IMemoryCache cache,
ICryptoProviderService cryptoProviderService,
GraftService graft)
{
_settings = configuration
.GetSection("ExchangeService")
.Get <ExchangeServiceConfiguration>();
_logger = loggerFactory.CreateLogger(nameof(ExchangeService));
_db = db;
_rateCache = rateCache;
_cache = cache;
_cryptoProviderService = cryptoProviderService;
_graft = graft;
}