Sitecore Entity Service Paged Repository

EntityRespository.cs

 public class EntityRespository : ICustomRepository<Entity>
    {
        public IQueryable<Entity> GetAll()
        {
            throw new NotImplementedException();
        }

        public Entity FindById(string id)
        {
            throw new NotImplementedException();
        }

        public void Add(Entity entity)
        {
            throw new NotImplementedException();
        }

        public bool Exists(Entity entity)
        {
            throw new NotImplementedException();
        }

        public void Update(Entity entity)
        {
            throw new NotImplementedException();
        }

        public void Delete(Entity entity)
        {
            throw new NotImplementedException();
        }

        public List<Entity> GetAll(int pageSize, int page)
        {
            throw new NotImplementedException();
        }
    }