public async Task <IEnumerable <SchemaResponse> > TestEnumerable(Schema1Request request)
        {
            var schema = new EchoSchema();

            return(await Task.FromResult(schema.TestEnumerable(request)));
        }
        public Task <SchemaResponse> TestRequest(Schema1Request request)
        {
            var schema = new EchoSchema();

            return(Task.FromResult(schema.TestRequest(request)));
        }