or download this
my $hmt_data = new Binary::Humax::hmt_data(); # Object will be us
+eless as it contains no data
$hmt_data->raw_from_file($path_name); # At this point onl
+y the 'rawData' field is populated
my $field = $hmt_data->startTime(); # Invokes a lazy bu
+ilder to extract the field.