I have the ❤️ icon set to 14 sats. It works with other clients like Amethyst but I don’t know why it didn’t zap you from Nos.

Could be how the reaction code is implemented. Maybe nostr:npub1u8lnhlw5usp3t9vmpz60ejpyt649z33hu82wc2hpv6m5xdqmuxhs46turz can figure it out. We had the same issue with nostr:npub1earna05hx6ax38r33h3atmecjzdu547m8suw87w70aw6mlyga4hsqcja5j.