namespace BTCPayServer.Abstractions.Custodians; public class WrongTradingPairException: CustodianApiException { public const int HttpCode = 404; public WrongTradingPairException(string fromAsset, string toAsset) : base(HttpCode, "wrong-trading-pair", $"Cannot find a trading pair for converting {fromAsset} into {toAsset}.") { } }