👽 Support the latest API

lib/models/chat.g.dart

@@ -188,6 +188,20 @@ Map<String, dynamic> _$SnChatMemberToJson(_SnChatMember instance) =>
       'is_bot': instance.isBot,
     };
 
+_SnChatSummary _$SnChatSummaryFromJson(Map<String, dynamic> json) =>
+    _SnChatSummary(
+      unreadCount: (json['unread_count'] as num).toInt(),
+      lastMessage: SnChatMessage.fromJson(
+        json['last_message'] as Map<String, dynamic>,
+      ),
+    );
+
+Map<String, dynamic> _$SnChatSummaryToJson(_SnChatSummary instance) =>
+    <String, dynamic>{
+      'unread_count': instance.unreadCount,
+      'last_message': instance.lastMessage.toJson(),
+    };
+
 _MessageChange _$MessageChangeFromJson(Map<String, dynamic> json) =>
     _MessageChange(
       messageId: json['message_id'] as String,