@AlexxS all linked devices get consolidated to one payment, not multiple separate payments. It has been like this for years now. So just because you’re only getting one payment does not mean anything bad.
If you are upset because pay is lower, that too is something shared by us all. It’s a lot to read, but you may want to check everything I share at Saoiray's Discussion about Rewards payout amounts and maybe PSA: Current and upcoming changes to Rewards and Creators