# Page Not Found

The URL `video-tutorials/index-and-query-contract-events` does not exist.

You might be looking for one of these pages:
- [1. Contract Events](https://docs.mercurydata.app/mercury-classic/queries/1.-contract-events.md)
- [Introduction to Retroshades](https://docs.mercurydata.app/retroshades/introduction-to-retroshades.md)
- [Get Started](https://docs.mercurydata.app/retroshades/get-started.md)
- [Endpoints](https://docs.mercurydata.app/genaral-info/endpoints.md)
- [Querying Retroshades](https://docs.mercurydata.app/retroshades/get-started/querying-retroshades.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.mercurydata.app/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.mercurydata.app/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/mercury-classic/queries/1.-contract-events.md`)
- Use `Accept: text/markdown` header for content negotiation