graph.addVertex(user1.getUserId(), visibility, authorizations);
user2 = (InMemoryUser) userRepository.addUser("user2", "user2", null, "none", new String[0]);
graph.addVertex(user2.getUserId(), visibility, authorizations);
ontologyRepository = new ReadOnlyInMemoryOntologyRepository();
ontologyRepository.init(lumifyConfiguration);
workspaceRepository = new SecureGraphWorkspaceRepository(ontologyRepository, graph, userRepository, authorizationRepository, workspaceDiff, lockRepository);
String entity1VertexId = "entity1Id";