<PackageReference Include="Microsoft.Identity.Client" Version="4.83.0" />

Microsoft.Identity.Client.Cache.CacheData

public class CacheData
Data class, common to ADAL.NET and MSAL.NET V2 used for the token cache serialization in a dual format: the ADAL V3 cache format, and the new unified cache format, common to ADAL.NET 4.x, MSAL.NET 2.x and other libraries in the same Operating System (for instance ADAL and MSAL for objective C in iOS)
public byte[] AdalV3State { get; set; }

Array of bytes containing the serialized cache in ADAL.NET V3 format

public byte[] UnifiedState { get; set; }

Array of bytes containing the serialized MSAL.NET V2 cache

public CacheData()