feat: prolong token mutation added

WotBlitzStatisticsPro.Common/Model/WargamingProlongInfo.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace WotBlitzStatisticsPro.Common.Model
+{
+    /// <summary>
+    /// Prolong Wargaming Auth token response
+    /// </summary>
+    public class WargamingProlongInfo
+    {
+        /// <summary>
+        /// Player Account Id
+        /// </summary>
+        public long AccountId { get; set; }
+
+        /// <summary>
+        /// New access token
+        /// </summary>
+        public string AccessToken { get; set; } = string.Empty;
+
+        /// <summary>
+        /// New expiration unix timestamp
+        /// </summary>
+        public int ExpirationTimeStamp { get; set; }
+    }
+}