public static BigDecimal FromBookDirectory(Hash256 bookDirectory, bool payIsNative, bool getIsNative)
{
byte[] value = bookDirectory.Slice(-7);
int offset = bookDirectory.Get(-8) - 100;
return(new BigDecimal(new BigInteger(1, value),
-(payIsNative ?
offset - 6 :
getIsNative?
offset + 6 :
offset)));
}
