/**
* Get the request parameters
*
* @return array
*/
private function getTheRequestParameters()
{
return array_merge(['instId' => $this->instId, 'cartId' => $this->cartId, 'currency' => (string) $this->currency, 'amount' => $this->amount, 'testMode' => $this->environment->asInt()], $this->parameters);
}
