Cru Branded Checkout Shortcode

// Add Shortcode
function cru_bc_shortcode( $atts ) {

	// Attributes
	$atts = shortcode_atts(
		array(
			'designation_number' => '',
			'api_url' => '',
			'campaign_page' => '',
		),
		$atts
	);

	return 'Hello world!';

}
add_shortcode( 'branded-checkout', 'cru_bc_shortcode' );