“Uniswap V3 smart contracts, for example, come with a lot of logic and mathematical rules around the upper boundary and lower boundary that’s actually embedded in the code of the smart contract and not displayed on-chain,” Cherif said in an interview. “In order to produce a proper market data feed, you need to not only capture the data of the event on-chain, but also to completely reverse-engineer the smart contract and its rules.”
Source: https://www.coindesk.com/business/2022/05/19/institutional-defi-enabler-data-firm-kaiko-probes-dex-liquidity-with-new-product/?utm_medium=referral&utm_source=rss&utm_campaign=headlines