refactor and add using constants instead of hard coded strings ...

Interfaces/Entities/IXWebinarSeeder.cs

@@ -2,7 +2,7 @@ using System;
 using xDataService.Interfaces;
 using xWebinarService.Models.Entities;
 
-namespace xWebinarService.Interfaces
+namespace xWebinarService.Interfaces.Entities
 {
     public interface IXWebinarSeeder : IXBaseDbSeeder<XWebinar, Guid>
     { }

Interfaces/Entities/IXWebinarSubscriberSeeder.cs

@@ -1,7 +1,7 @@
 using xDataService.Interfaces;
 using xWebinarService.Models.Entities;
 
-namespace xWebinarService.Interfaces
+namespace xWebinarService.Interfaces.Entities
 {
     public interface IXWebinarSubscriberSeeder : IXBaseDbSeeder<XWebinarSubscriber, int>
     { }