add DocSignedNotification

EnvelopeGenerator.Application/Common/Notifications/DocSignedNotification.cs

@@ -0,0 +1,16 @@
+using EnvelopeGenerator.Application.Dto;
+using EnvelopeGenerator.Domain.Entities;
+using MediatR;
+
+namespace EnvelopeGenerator.Application.Common.Notifications;
+
+/// <summary>
+/// 
+/// </summary>
+public class DocSignedNotification : INotification
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public required EnvelopeReceiver EnvelopeReceiver { get; init; }
+}