public IdentityManagerUserService(
     UserManager <TUser> userManager,
     IdentityManagerDbContext <TUser, TRole> dbContext,
     IMapper mapper) : base(userManager, mapper)
 {
     this.userManager = userManager;
     this.dbContext   = dbContext;
     this.mapper      = mapper;
 }
 public UsersService(UserManager <UserDb> userManager, RoleManager <RoleDb> roleManager, IdentityManagerDbContext <UserDb, RoleDb> dbContext, IMapper mapper)
     : base(userManager, dbContext, mapper)
 {
 }