Added earningId to Subscribe model

OF DL/Entities/Subscriptions.cs

@@ -98,6 +98,7 @@ namespace OF_DL.Entities
             public object id { get; set; }
             public int? userId { get; set; }
             public int? subscriberId { get; set; }
+            public long? earningId { get; set; }
             public DateTime? date { get; set; }
             public int? duration { get; set; }
             public DateTime? startDate { get; set; }