public CampaignsController(CampaignsRepository campaignsRepo, CampaignsUsersRepository campaignsUsersRepo)
{
_campaignsRepo = campaignsRepo;
_campaignsUserRepo = campaignsUsersRepo;
}
public UsersController(UsersRepository userRepo, CampaignsRepository campaignsRepo)
{
_usersRepo = userRepo;
_campaignsRepo = campaignsRepo;
}