Take a look here: [Bloks.io-Raw][1]Bloks.io-Raw
here: [Bloks.io-RAM-Deltas][2]Bloks.io-RAM-Deltas
and here: [Bloks.io-RAM-Explorer][3]Bloks.io-RAM-Explorer
You can also fetch all this data and more on your own using [dfuse-api][4]dfuse-api
From what I know you can't get the data from within a contract. [1]: https://bloks.io/transaction/afe1d6e17fff8117a9e8c30da5ba59d3effa41e800aea3896a0a7df2999f751b?tab=raw [2]: https://bloks.io/transaction/afe1d6e17fff8117a9e8c30da5ba59d3effa41e800aea3896a0a7df2999f751b?tab=ram-deltas [3]: https://bloks.io/account/prospectorsc#ram [4]: https://www.dfuse.io/en