I feel sorry for you in this predicament. I'm with the folk who suggest ignoring it.
I had to leave a book group I joined because they were all very wealthy people. Each meeting was in someone's home and the hostess had to provide food and good quality drinks for up to 16 people. I just couldn't afford to do that. It's a shame as I did enjoy it.
I would like to meet here someone from eastern Europe
Hysteroscopy using spinal block/epidural


at the amount requested, even if you'd been a member for a longer time! It would be far more diplomatic and sensitive to have a collection bag/box/whatever and let people donate the amount they wish. Even long-term members may feel rather ambushed!