src/Payum/Payex/Api/AgreementApi.php
public function create(array $parameters)
    {
        $parameters['accountNumber'] = $this->options['account_number'];

        //Deprecated, set to blank.
        $parameters['notifyUrl'] = '';

        $parameters['hash'] = $this->calculateHash($parameters, array(
            'accountNumber',
            'merchantRef',
            'description',
            'purchaseOperation',
            'maxAmount',
            'notifyUrl',
            'startDate',
            'stopDate',
        ));

        return $this->call('CreateAgreement3', $parameters, $this->getPxAgreementWsdl());
    }
public function create(array $parameters)
    {
        $parameters['accountNumber'] = $this->options['account_number'];

        //Deprecated, set to blank.
        $parameters['notifyUrl'] = '';

        $parameters['hash'] = $this->calculateHash($parameters, array(
            'accountNumber',
            'merchantRef',
            'description',
            'purchaseOperation',
            'maxAmount',
            'notifyUrl',
            'startDate',
            'stopDate',
        ));

        return $this->call('CreateAgreement3', $parameters, $this->getPxAgreementWsdl());
    }
@param array $parameters

@return array