no response!!

SSL certificate problem: certificate has expiredarray(3) { ["url"]=> string(50) "https://api.lastsave.vn/merchant/getMerchantDetail" ["method"]=> string(26) "merchant/getMerchantDetail" ["data"]=> string(107) "{"merchant_id":"vexere","ev":{"merchant_id":"vexere","os_type":"W","account_id":""},"join_from":"lastsave"}" }