Location: Extract lat/lon from id if needed

	my $json = $opt{json};

	# station search results include lat/lon keys in JSON; route entries do not

	my ( $lon, $lat );

	if ( $json->{id} =~ m{ [@]X= (?<lon> \d+) [@]Y= (?<lat> \d+) }x ) {

		$lat = $+{lat} / 1e6;

		$lon = $+{lon} / 1e6;

	}

	my $ref = {

		eva            => $json->{extId} // $json->{evaNumber},

		id             => $json->{id},

		lat            => $json->{lat},

		lon            => $json->{lon},

		lat            => $json->{lat} // $lat,

		lon            => $json->{lon} // $lon,

		name           => $json->{name},

		products       => $json->{products},

		type           => $json->{type},