Commit 2 contents:

...a/org/opengroup/osdu/notification/api/PubsubEndpoint.java

...in/java/org/opengroup/osdu/notification/auth/GsaAuth.java

...n/java/org/opengroup/osdu/notification/auth/HmacAuth.java

...opengroup/osdu/notification/auth/factory/AuthFactory.java

...engroup/osdu/notification/auth/interfaces/SecretAuth.java

...ngroup/osdu/notification/service/NotificationHandler.java

...ngroup/osdu/notification/service/SubscriptionHandler.java

...notification/service/interfaces/INotificationHandler.java

...notification/service/interfaces/ISubscriptionHandler.java

.../opengroup/osdu/notification/api/PubsubEndpointTests.java

...p/osdu/notification/service/NotificationHandlerTests.java

...p/osdu/notification/service/SubscriptionHandlerTests.java

...tion/provider/azure/pubsub/EventGridHandshakeHandler.java

.../provider/azure/pubsub/EventGridRequestBodyExtractor.java

...vider/azure/pubsub/EventGridRequestBodyExtractorTest.java

...du/notification/pubsub/EventGridHandshakeHandlerTest.java