Fatal Error When Publishing

Hello! Everything is connected, and I followed the instructions perfectly. However, I received a fatal error when I tried to PUSH one article to Apple for review.

Error: There has been a critical error on this website.

I turned on debugging and here are the details of the log – by reading this, is there anything I can do to fix the issue to continue on?

#### START ERROR MESSAGE ####

[05-May-2022 19:51:12 UTC] PHP Warning:  Undefined array key "conditional" in /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/components/class-body.php on line 161
[05-May-2022 19:51:12 UTC] PHP Fatal error:  Uncaught TypeError: array_merge(): Argument #2 must be of type array, null given in /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/components/class-body.php:161
Stack trace:
#0 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/components/class-body.php(161): array_merge(Array, NULL)
#1 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/components/class-component.php(225): Apple_Exporter\Components\Body->register_specs()
#2 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/class-component-factory.php(181): Apple_Exporter\Components\Component->__construct('<p>Months befor...', Object(Apple_Exporter\Workspace), Object(Apple_Exporter\Settings), Object(Apple_Exporter\Builders\Component_Text_Styles), Object(Apple_Exporter\Builders\Component_Layouts), NULL, Object(Apple_Exporter\Builders\Component_Styles))
#3 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/class-component-factory.php(212): Apple_Exporter\Component_Factory::get_component('p', '<p>Months befor...')
#4 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/builders/class-components.php(515): Apple_Exporter\Component_Factory::get_components_from_node(Object(DOMElement))
#5 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/builders/class-components.php(803): Apple_Exporter\Builders\Components->get_components_from_node(Object(DOMElement))
#6 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/builders/class-components.php(42): Apple_Exporter\Builders\Components->split_into_components()
#7 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/builders/class-builder.php(66): Apple_Exporter\Builders\Components->build()
#8 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/class-exporter.php(219): Apple_Exporter\Builders\Builder->to_array()
#9 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/class-exporter.php(144): Apple_Exporter\Exporter->generate_json()
#10 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/admin/apple-actions/index/class-push.php(560): Apple_Exporter\Exporter->generate()
#11 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/admin/apple-actions/index/class-push.php(297): Apple_Actions\Index\Push->generate_article()
#12 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/admin/apple-actions/index/class-push.php(92): Apple_Actions\Index\Push->push(NULL)
#13 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/admin/class-admin-apple-index-page.php(395): Apple_Actions\Index\Push->perform()
#14 /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/admin/class-admin-apple-index-page.php(167): Admin_Apple_Index_Page->push_action(25414)
#15 /nas/content/live/newflwn/wp-includes/class-wp-hook.php(307): Admin_Apple_Index_Page->page_router('')
#16 /nas/content/live/newflwn/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#17 /nas/content/live/newflwn/wp-includes/plugin.php(474): WP_Hook->do_action(Array)
#18 /nas/content/live/newflwn/wp-admin/admin.php(175): do_action('admin_init')
#19 {main}
  thrown in /nas/content/live/newflwn/wp-content/plugins/publish-to-apple-news/includes/apple-exporter/components/class-body.php on line 161

#### END ERROR MESSAGE ####