toX25519PrivateKeyOrNull
@JvmStatic
@JvmName(name = "getOrNull")
Parses a String for a x25519 private key.
String can be a Base 16/32/64 encoded raw value.
Return
X25519.PrivateKey or null
@JvmStatic
@JvmName(name = "getOrNull")
Transforms provided bytes into a x25519 private key.
Return
X25519.PrivateKey or null