When I am investigating https://github.com/LibreDWG/libredwg/issues/346 I found an issue with AcDb:Handles section

Process:
- DWG file from https://github.com/LibreDWG/libredwg/issues/346
```
section[2].number:     2 [RC] AcDb:Handles
section[2].address: 163035 [RL]
section[2].size:     678 [RL]
```
- Convert to JSON
- Convert back to DWG
```
section[2].number:     2 [RC] AcDb:Handles
section[2].address: 163037 [RL]
section[2].size:    1167 [RL]
```

Issues:
1. First two sections are ok, but the third section start address is different.
2. And items inside are different.
AcDb:Handles start address
This is a GitHub Issue
repo:libredwg
owner:LibreDWG
Title : AcDb:Handles start address
Issue date:

--- start body ---
When I am investigating https://github.com/LibreDWG/libredwg/issues/346 I found an issue with AcDb:Handles section

Process:
- DWG file from https://github.com/LibreDWG/libredwg/issues/346
```
section[2].number:     2 [RC] AcDb:Handles
section[2].address: 163035 [RL]
section[2].size:     678 [RL]
```
- Convert to JSON
- Convert back to DWG
```
section[2].number:     2 [RC] AcDb:Handles
section[2].address: 163037 [RL]
section[2].size:    1167 [RL]
```

Issues:
1. First two sections are ok, but the third section start address is different.
2. And items inside are different.
--- end body ---
