* Fetches multiple profiles using Data API.
*/
private FetchProfilesResult fetchProfilesFromService(ParticipantId user,
List<String> addresses) {
OperationQueue opQueue = new OperationQueue();
FetchProfilesRequest request = new FetchProfilesRequest(addresses);
opQueue.fetchProfiles(request);
OperationContextImpl context =
new OperationContextImpl(waveletProvider,
converterManager.getEventDataConverter(ProtocolVersion.DEFAULT), conversationUtil);
OperationRequest operationRequest = opQueue.getPendingOperations().get(0);