Structure for payload.
Started building the payload xml.
Added schema for payload. Namespaces for root element.
Method for building group header.
Message id and Time of creation.
Initiating party information construction.
Payment info id.
Payment id is now taken from params.
Payment method and service level.
Requested execution date.
Separate hashes for payer and payee.
Payee customer id, y-tunnus and iban.
BIC of payee, should quite possibly be the payers though. I dont know anymore.
Charge bearer.
Structure for credit transfer building method.
Changed names of params hashes and corrected debtors information to be added instead of creditors.
Payment id and end to end id.
Amount and currency.
Creditor's BIC.
Creditor name.