gistfile1.txt

    my $result = $self->es->search(
        index => $self->index,
        type  => ['file'],
        query => { "match_all" => {} },
        "filter" => {
            "and" => [
                { "exists" => { "field"       => "file.documentation" } },
                { "term"   => { "file.status" => "latest" } },
                { "prefix" => { "file.documentation" => "DBIx::" } }
            ]
        },
        scroll  => '5m',
        size    => 10,
        explain => 0,
    );