public override Task <Empty> Delete(UsuarioProtoFilter requestData, ServerCallContext context)
        {
            var result = _db.Usuario.Find(requestData.UsuarioID);

            _db.Usuario.Remove(result);
            _db.SaveChanges();
            return(Task.FromResult(new Empty()));
        }
        public override Task <UsuarioProto> SelectByID(UsuarioProtoFilter requestData, ServerCallContext context)
        {
            var data = ListarUsuarios(requestData.UsuarioID);

            return(Task.FromResult(data.First()));
        }