convert CCT to CPT

ajax-handler.php

<?php

add_action( 'wp_ajax_cycle_through_cct_to_clone', 'cycle_through_cct_to_clone' );

function cycle_through_cct_to_clone() {
	$type_object = Jet_Engine\Modules\Custom_Content_Types\Module::instance()->manager->get_content_types( 'blum_cct' );
	$handler = $type_object->get_item_handler();
	
	$query = Jet_Engine\Query_Builder\Manager::instance()->get_query_by_id( 196 );
	
	$items = $query->get_items();
	
	$flag = \ARRAY_A;
	$type_object->db->set_format_flag( $flag );
	
	if ( empty( $items ) ) {
		wp_send_json( array( 'repeat' => false ) );
	}
	
	$start = microtime( true );
	
	foreach ( $items as $item ) {
		
		$item_array = get_object_vars( $item );
	
		$title  = 'clone_' . $item_array['_ID'];
		$status = $item_array['cct_status'];
		$author = $item_array['cct_author_id'];
		
		$meta_input = $item_array;
		unset( $meta_input['_ID'] );
		unset( $meta_input['cct_status'] );
		unset( $meta_input['cct_author_id'] );
		unset( $meta_input['cct_single_post_id'] );
		unset( $meta_input['cloned_post'] );
		unset( $meta_input['cct_slug'] );
		
		$post_id = wp_insert_post( 
			array(
				'post_title'  => $title,
				'post_author' => $author,
				'post_status' => $status,
				'post_type'   => 'blum_cct_clone',
				'meta_input'  => $meta_input
			)
		);
		
		if ( $post_id ) {
			$item_array['cloned_post'] = $post_id;
			$handler->update_item( $item_array );
		}
		
		if ( microtime( true ) - $start > 30 ) {
			wp_send_json( array( 'repeat' => true ) );
		}
		
	}
	
	wp_send_json( array( 'repeat' => false ) );
  
}

converter.html

<button id="create-cct-single">CREATE</button>
<script>
( function( $ ) {
    $( document ).ready( function() {
        $( '#create-cct-single' ).click( recreateSingles );
        function recreateSingles() {
            $.ajax( {
                url: JetEngineSettings.ajaxurl,
                type: 'POST',
                dataType: 'json',
                data : {
			action : 'cycle_through_cct_to_clone',
		},
            } ).done( function( response ) {
                if ( response.repeat ) {
                    recreateSingles();
                } else {
                    alert( 'Done!' );
                }
            } );
        }
    } );
}( jQuery ) );
</script>