From c614b7869c1acaf06aa801f36d20b76c6e4c2b16 Mon Sep 17 00:00:00 2001
From: Jkorf <jankorf91@gmail.com>
Date: Fri, 4 Oct 2024 18:50:27 +0200
Subject: [PATCH] Added check for datetime year 1 to be deserialized as null

---
 .../Converters/SystemTextJson/DateTimeConverter.cs               | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CryptoExchange.Net/Converters/SystemTextJson/DateTimeConverter.cs b/CryptoExchange.Net/Converters/SystemTextJson/DateTimeConverter.cs
index 1400560..bfb0bfb 100644
--- a/CryptoExchange.Net/Converters/SystemTextJson/DateTimeConverter.cs
+++ b/CryptoExchange.Net/Converters/SystemTextJson/DateTimeConverter.cs
@@ -57,6 +57,7 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
                     var stringValue = reader.GetString();
                     if (string.IsNullOrWhiteSpace(stringValue)
                         || stringValue == "-1"
+                        || stringValue == "0001-01-01T00:00:00Z"
                         || double.TryParse(stringValue, out var doubleVal) && doubleVal == 0)
                     {
                         return default;