The file FingerprintUnlock.Interop.dll lets C# developers call biometric functions:
Version 1.3.0 suggests a specific SDK or library. Common sources include: fingerprint unlock module version 1.3.0 download
unzip -l fingerprint-unlock-1.3.0.aar
Expected contents: classes.jar , AndroidManifest.xml , R.txt , proguard.txt , jni/ (if native). The file FingerprintUnlock