diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/ReversePayOrderRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/ReversePayOrderRequest.cs
index b89fb3c5..22fdb1da 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/ReversePayOrderRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/ReversePayOrderRequest.cs
@@ -34,10 +34,17 @@
public string? SubAppId { get; set; }
///
- /// 获取或设置商户订单号。
+ /// 获取或设置商户订单号。与字段 二选一。
///
[Newtonsoft.Json.JsonProperty("out_trade_no")]
[System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
- public string OutTradeNumber { get; set; } = string.Empty;
+ public string? OutTradeNumber { get; set; }
+
+ ///
+ /// 获取或设置微信订单号。与字段 二选一。
+ ///
+ [Newtonsoft.Json.JsonProperty("transaction_id")]
+ [System.Text.Json.Serialization.JsonPropertyName("transaction_id")]
+ public string? TransactionId { get; set; }
}
}