@Before
  public void before() {
    // set up data
    XApiActor actor1 = new XApiActor();
    actor1.setMbox("mailto:" + statement1Id + "@test.com");
    XApiVerb verb1 = new XApiVerb();
    verb1.setId("http://example.com/" + statement1Id);
    verb1.setDisplay(Collections.singletonMap("en-US", "verb"));
    XApiObject object1 = new XApiObject();
    object1.setId("http://example.com/" + statement1Id);
    Statement statement1 = new Statement();
    statement1.setId(statement1Id);
    statement1.setActor(actor1);
    statement1.setVerb(verb1);
    statement1.setObject(object1);

    elasticSearchStatementSpringDataRepository.save(statement1);
  }
 @After
 public void after() {
   elasticSearchStatementSpringDataRepository.delete(statement1Id);
 }