[jobananada]

Ответ null

let json = JSON.stringify(obshiyMassive); 
				
				if(obshiyMassive){
					fetch("liqpay/liqpqy.php", { method: "POST", body: json });
;
					
				}

<?php

$str = file_get_contents('php://input');
$data = json_decode($str);

echo json_encode($data);
?>