setAccessKey('AK'); $client->setSecretKey('SK'); // $client->setSessionToken('sts-token'); echo "\nDemo StillLivenessImg\n"; $body = [ "req_key" => "still_liveness", "binary_data_base64" => [ "" ] ]; $response = $client->StillLivenessImg(['json' => $body]); echo $response;