How to add custom script in Package Table

Note: Please put this code in functions.php of your current theme.

function custom_scrips_after_package_totals(){
	?>
	<script>
		// Place your script here...
	</script>
	<?php
}
add_action( 'wpcargo_after_package_totals', 'custom_scrips_after_package_totals', 20 );