It's like sharing your own amount to others that will make it 32. I forgot the platform but base on that, it will ensure all of the participants. But we should wait for the official solution for those who can't avail that amount and the official platform that Ethereum team will suggest.
Is it Rocket Pool? This showed up when I did some searching
The eth staking does not really impress me because the speculations at this time shows staking returns on sliding scale from 18.10% down to 1.56% depending on how many ETH are being staked, this i consider too low for an annual investment, it can be however be profitable if the eth price really appreciate.
The 32 Eth can be shared through an ethereum staking pool, read more at
https://medium.com/rocket-pool/rocket-pool-beta-v2-guide-cc68ddf90e61please do your findings before sending your eth to any staking pool.