my $data = decode_json( $json );
my $definition= $data->{'myData'};
my @definition=@$definition;
print Dumper \@definition;

#trying to access the data structure with:
	foreach my $record (@definition) {
 		print $record->{Lang4};
	}

##</code><code>##

	while (my $row = $sth->fetchrow_hashref) {
		push @definition, $row;
	}
print objToJson( { myData => \@definition} );