Sliced Invoices: PayPal Gateway change NOSHIPPING parameter from 1 to 0

functions.php

<?php
add_action( 'setted_transient', 'si20250220_change_paypal_params', 10, 3 );
function si20250220_change_paypal_params( $transient, $value, $expiration ) {
	if ( strpos( $transient, 'sliced_paypal_' ) === 0 && strpos( $value, 'NOSHIPPING=1' ) !== false ) {
		$value = str_replace( 'NOSHIPPING=1', 'NOSHIPPING=0', $value );
		set_transient( $transient, $value, 60*60*24 );
	}
}