// Fills the given byte buffer from start position, and returns length
public static int LongToBytes(long value, byte[] buffer, int start = 0)
{
var zz = encodeZigZag(value, 64);
return(UVarInt.ULongToBytes((ulong)zz, buffer, start));
}
public static long BytesToLong(byte[] data, ref int position)
{
var zz = UVarInt.BytesToULong(data, ref position);
return(decodeZigZag(zz));
}