# FAQs ### **Can the daily number of unique buyers be derived from DEX swaps data?** Each DEX swap served via the *market-trades* endpoint is associated with 3 different Ethereum addresses: * **Initiator** is the Ethereum address which submitted the transaction, as a result of which the swap occurred * **Sender** is the Ethereum address that invoked the liquidity pool smart contract's function for swapping * **Beneficiary** is the Ethereum address credited with the output tokens upon the completion of a swap The swap *beneficiary* address can be used to approximate the number of unique buyer addresses over a given timeframe. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://gitbook-docs.coinmetrics.io/network-data/defi-data-overview/faqs.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.