---
title: "MapSourceDataType | JavaScript maps SDK"
description: "Documentation for MapTiler SDK"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Type Alias MapSourceDataType

MapSourceDataType: "content" | "metadata" | "visibility" | "idle"

The source event data type