<?php

$url = "https://api.paystack.co/subscription/enable";

$fields = [

'code' => "SUB_vsyqdmlzble3uii",

'token' => "d7gofp6yppn3qz7"

];

$fields_string = http_build_query($fields);

//open connection

$ch = curl_init();

//set the url, number of POST vars, POST data

curl_setopt($ch,CURLOPT_URL, $url);

curl_setopt($ch,CURLOPT_POST, true);

curl_setopt($ch,CURLOPT_POSTFIELDS, $fields_string);

curl_setopt($ch, CURLOPT_HTTPHEADER, array(

"Authorization: Bearer SECRET_KEY",

"Cache-Control: no-cache",

));

//So that curl_exec returns the contents of the cURL; rather than echoing it

curl_setopt($ch,CURLOPT_RETURNTRANSFER, true);

//execute post

$result = curl_exec($ch);

echo $result;

?>