After sending the contact form, the person responsible will process the personal data you have entered for the purpose of processing your request on the basis of the consent given by you by sending the form in accordance with. Art. 6 para. 1 lit. a GDPR until further notice.
You have no legal or contractual obligation to provide personal data. If you do not provide such data, you are simply not able to submit and we are not able to process your request.