public TransactionDataController(
     IContextViewModelHelper contextViewModelHelper,
     ITransactionDataService transactionDataService,
     ICountyService countyService,
     IMunicipalityService municipalityService,
     ApplicationSettings applicationSettings)
 {
     _contextViewModelHelper = contextViewModelHelper;
     _transactionDataService = transactionDataService;
     _countyService          = countyService;
     _municipalityService    = municipalityService;
     _dataSetToLayerMap      = applicationSettings.DataSetToLayerMap;
     _url           = _transactionDataService.GetWmsUrl();
     _urlAdminUnits = transactionDataService.GetAdminstrativeUnitsWmsUrl();
     _metadataUrl   = applicationSettings.ExternalUrls.MetadataTransactionData;
 }