Array
(
    [error] => Array
        (
            [message] => Invalid request (check that your POST content type is application/x-www-form-urlencoded). If you have any questions, we can help at https://support.stripe.com/.
            [type] => invalid_request_error
        )

)
Array
(
    [error] => Array
        (
            [message] => Unrecognized request URL (POST: /v1/customers//subscriptions). If you are trying to list objects, remove the trailing slash. If you are trying to retrieve an object, make sure you passed a valid (non-empty) identifier in your code. Please see https://stripe.com/docs or we can help at https://support.stripe.com/.
            [type] => invalid_request_error
        )

)