<br />
<b>Warning</b>:  array_key_exists() expects parameter 2 to be array, bool given in <b>/var/www/alldocs/home/klewis/PayPalcURL/paypal_explore.php</b> on line <b>13</b><br />
<br />
<b>Warning</b>:  sizeof(): Parameter must be an array or an object that implements Countable in <b>/var/www/alldocs/home/klewis/PayPalcURL/paypal_explore.php</b> on line <b>22</b><br />
token is A21AAIIRiSLn524r6MFS0DJfeOa4hMaL38T5exwXrJBff7JuuIRaS5rLLajxuE2SvZMh513L5CVM9_xMR65tImJpfHWoMvSXA 

Array
(
    [token_id] => BA-47W79515MS080344T
    [links] => Array
        (
            [0] => Array
                (
                    [href] => https://www.sandbox.paypal.com/agreements/approve?ba_token=BA-47W79515MS080344T
                    [rel] => approval_url
                    [method] => POST
                )

            [1] => Array
                (
                    [href] => https://api.sandbox.paypal.com/v1/billing-agreements/BA-47W79515MS080344T/agreements
                    [rel] => self
                    [method] => POST
                )

        )

)
approval url is https://www.sandbox.paypal.com/agreements/approve?ba_token=BA-47W79515MS080344T