social/mass_mailing_custom_unsubscribe/data/mail.unsubscription.reason.csv

1	id	name	sequence	details_required
2	reason_not_interested	I'm not interested	10	False
3	reason_not_requested	I did not request this	20	False
4	reason_too_many	I get too many emails	30	False
5	reason_other	Other reason	100	True