gtranslate-pro-editor-filter.php

<?php
add_filter( 'mkl_pc_get_configurator_data_js_output', function( $output, $id ) {
	if ( class_exists( 'GTranslate' ) && is_user_logged_in() && current_user_can( 'edit_posts' ) ) {
		// Add compatibility with GTranslate premium, enabling users to manually update translations.
		$output = 'var PC = PC || {};'."\n";
		$output .= 'PC.productData = PC.productData || {};'."\n";
		$output .= "fetch('/wp-admin/admin-ajax.php?action=pc_get_data&data=init&fe=1&id={$id}&ver=" . time() . "').then(r => r.json()).then(data => {PC.productData.prod_$id = data;});";
	}	
	return $output;
}, 20, 2 );