valid values for file size are
| Value | Description |
|---|---|
| -1 | The value of the parameter has no effect and the parameter is not part of the filter. |
| number | a number stand for the size in byte, e.g. 40 means 40 bytes. |
| numberKB | a number with the chars "KB" stand for the size in kilobyte. |
| numberMB | a number with the chars "MB" stand for the size in megabyte. |
| numberGB | a number with the chars "GB" stand for the size in gigabyte. |