Add the WooCommerce account menu endpoints to the SuperSide Me menu panel.

functions.php

<?php

// Do not include the opening tag.

add_filter( 'supersideme_menu_output', 'prefix_add_woo_account_menu_supersideme' );
/**
 * Mimic the WooCommerce account menu and add it to the SuperSide Me menu panel.
 *
 * @param $output_menu
 *
 * @return array
 */
function prefix_add_woo_account_menu_supersideme( $output_menu ) {
	if ( ! function_exists( 'wc_get_account_menu_items' ) || ! is_user_logged_in() ) {
		return $output_menu;
	}
	$wc_menu = '<h3>' . __( 'My Account', 'prefix-text-domain' ) . '</h3>';
	foreach ( wc_get_account_menu_items() as $endpoint => $label ) {
		$wc_menu .= sprintf( '<li class="%s"><a href="%s">%s</a></li>',
			wc_get_account_menu_item_classes( $endpoint ),
			esc_url( wc_get_account_endpoint_url( $endpoint ) ),
			$label
		);
	}
	$output_menu[] = $wc_menu;

	return $output_menu;
}