The event organiser, Upton Country Park, has the legal responsibility to tell ticket buyers and event attendees how their personal information will be collected and used. You can find their Privacy Policy below or contact them to request it.
Please refer to the full BCP Council Privacy notice at https://www.bcpcouncil.gov.uk/Privacy/Privacy-notice.aspx for details about the collection and use of personal data by the council, information governance and security policies.