public TagService(ITagRepository tagRepository, IStartupTagRepository startupTagRepository, IProfileTagRepository profileTagRepository, IUnitOfWork unitOfWork)
 {
     this.tagRepository        = tagRepository;
     this.startupTagRepository = startupTagRepository;
     this.profileTagRepository = profileTagRepository;
     this.unitOfWork           = unitOfWork;
 }
 public StartupTagService(IStartupTagRepository startupTagRepository, IUnitOfWork unitOfWork)
 {
     this.startupTagRepository = startupTagRepository;
     this.unitOfWork           = unitOfWork;
 }