The amount parameter is required #3
Description
I followed the readme and I have the following problem.
Omnipay\Common\Exception\InvalidRequestException
The amount parameter is required
$gateway = Omnipay::create('Idram');
$gateway->setAccountId('XXXX');
$gateway->setSecretKey('XXXX');
$gateway->setLanguage('en');
$gateway->setEmail('some email');
$purchaseData = $gateway->purchase();
$purchaseData->setAmount('100');
$purchaseData->setTransactionId('123456');
$purchase = $gateway->purchase()->send();
$purchase->redirect();