UnitySwiftKotlinReading this with an AI agent?Read this page as plain text instead: https://www.nianticspatial.com/docs/llms-api-unity/NianticSpatial.NSDK.AR.NativeHandleValidation.IsValidHandle.txt — same content, easier to parse than this HTML, with each platform's steps kept separate.Every page in the current release follows the same pattern, so you can build the URL directly instead of fetching an index: a page at /api/unity/<page>/ is at /llms-api-unity/<page>.txt.For every page in this section, read https://www.nianticspatial.com/docs/llms-api-unity.txt; for every section of these docs, read https://www.nianticspatial.com/docs/llms.txt.←API Reference Return to API Reference index←packageNianticSpatial.NSDK.AR NianticSpatial.NSDK.AR←classNativeHandleValidation NianticSpatial.NSDK.AR.NativeHandleValidation Method IsValidHandle IsValidHandle Declaration public static bool IsValidHandle(this nint handle) Parameters NameTypeSummaryhandlenint-