extensions/microsoft-authentication/src/AADHelper.ts/AzureActiveDirectoryService/getTokenClaims
class AzureActiveDirectoryService:	private getTokenClaims(accessToken: string): ITokenClaims {
		try {
			return JSON.parse(Buffer.from(accessToken.split('.')[1], 'base64').toString());
		} catch (e) {
			Logger.error(e.message);
			throw new Error('Unable to read token claims');
		}
	}