I'm trying to apply the Class numverify.class.php but appear this message:
>
>
> The request returned an error -> [101] You have not supplied a valid API
> Access Key. [Technical Support: support@apilayer.com]object(stdClass)#2
> (2) { ["success"]=> bool(false) ["error"]=> object(stdClass)#3 (3) {
> ["code"]=> int(101) ["type"]=> string(18) "invalid_access_key"
> ["info"]=> string(87) "You have not supplied a valid API Access Key.
> [Technical Support: support@apilayer.com]" } }
>
>
> Where could I recover that API?