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In this recipe we’ll show you how to use the Codex api to fetch a list of swaps for a token, complete with filtering, sorting, and realtime updates.

This data powers the transactions tables view on Defined.fi.

Swap

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Queries

To get a list of swaps for a token, you can use the getTokenEvents query.For example, for the WBNB token on the BNB chain (networkId 56), you can use the following query:

To get more (paginate), you can use the cursor argument to get the next page of results.Modify the query to include the cursor like this:

Now you know how to use a paginated cursor to fetch more results.This pattern is used in many places in the Codex API, see getTokenEventsForMaker, holders for an example.

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Realtime Updates

To get realtime updates, you can use the onTokenEventsCreated subscription.

Now you’ve got all you need to build a fully functional swap list view.

See more event queries in the api reference, like getTokenEventsForMaker, getEventLabels for an example.

And more subscriptions like