Can't call method "index" on an undefined value at elastic-model-test.pl line 4

elastic-model-test.pl

#!/usr/bin/env perl

my $model = MySubclass->new;
$model->namespace('myapp')->index->create();


package MyApp;
use Elastic::Model;
has_namespace 'myapp' => {
    user => 'MyApp::User',
};
no Elastic::Model;


package MyApp::User;
use Elastic::Doc;
has name => ( is => 'rw', isa => 'Str' );
no Elastic::Doc;


package MySubclass;
use Elastic::Model;
extends 'MyApp';
no Elastic::Model;