How to get SMS log from Cloudwatch by message id

Test.java

class Test {

  @Test
	public void shouldGetLogs() {
		AWSLogs client = AWSLogsAsyncClientBuilder.defaultClient();
    
                //Your date of sent message: ex: 2018-01-01 00:00:00.000
		LocalDateTime dateTime = LocalDateTime.of(2018, 1, 1, 0, 0, 0, 0 * 1000);
		long time = dateTime.toEpochSecond(ZoneOffset.UTC) * 1000;
		
		String token = null;
		List<FilteredLogEvent> list = new ArrayList<>();
		do {
			FilterLogEventsRequest req = new FilterLogEventsRequest()
				.withLogGroupName("sns/us-east-1/<account_id>/DirectPublishToPhoneNumber") //change account and region
				.withFilterPattern("{$.notification.messageId = \"<message_id>\"}")) //change message_id
				.withStartTime(time)
				.withNextToken(token);

			FilterLogEventsResult events = client.filterLogEvents(req);
			list = events.getEvents();
			token = events.getNextToken();
			System.out.println(token);
		} while(list.isEmpty() && token != null); //paginate if not found
		
		list.stream().forEach(i -> System.out.println(i.getMessage()));
		assertThat(list.size(), equalTo(1));
	}
}