A very interesting article that I find very useful! Here are shared some of the common producer models, which show how to transform a classic architecture to an Event Sourcing model.
Below is the link to the complete article!
In part one, we learned about how at Nordstrom we’ve been exploring and implementing event-sourcing as an architectural pattern. In part…
Source: Event-sourcing at Nordstrom: Part 2
Here a scort preview of patter

Produce directly to the ledger at the moment of the event

Transform an existing stream

Write-through a database and use change data capture

Poll an existing request/response service for changes and publish

Subscribe to a web socket or pub/sub

Streamify batches of data

Use event triggers in your serverless ecosystems

Watch for event-worthy actions in react/redux

Replicated table from an occasionally offline client