$curl = curl_init();
curl_setopt_array($curl, [
	CURLOPT_URL => "https://www.falconebiz.com/api/order_documents",
	CURLOPT_RETURNTRANSFER => true,
	CURLOPT_TIMEOUT => 30,
	CURLOPT_CUSTOMREQUEST => "GET",
	CURLOPT_HTTPHEADER => [
		"Content-Type: application/json",
		"Authorization: YOUR-API-KEY",
		"Company: CIN OR LLPIN",
		"Domain: YOUR DOMAIN"
	],
]);

$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if($err) {
	echo "cURL Error #:" . $err;
}else{
	echo $response;
}

[{"success_code":"1","success_msg":"Documents Successfully Ordered"}]

Failure Response

[{"error_code":"209","error_msg":"Failed to Order Documents"}]
OR
[{"error_code":"206","error_msg":"Access Denied - Company not found"}]
OR
[{"error_code":"201","error_msg":"Access Denied - Invalid CIN"}]