Editing Patch data.pkg

It seems follow same .spkg_hdr.1 file scheme: [[Spkg_hdr.tar|Spkg_hdr.tar, Signed Firmware Package headers]]

==== Info ====
<pre>
[*] Warning: Could not decrypt header.
[*] SCE Header:
 Magic           0x53434500 [OK]
 Version         0x00000002
 Key Revision    0x0000
 Header Type     [PKG]
 Metadata Offset 0x00000000
 Header Length   0x0000000000000280
 Data Length     0x000000000000D524
</pre>
We can't decrypt/unpkg this one, but as reference UPL.xml.pkg yes, and data after SCE Header is info0 + info1, from 0x300 should be content
{| class="wikitable"
|-
! patch_data.pkg
|-
| <pre>
Offset(h) 00 01 02 03 04 05 06 07  08 09 0A 0B 0C 0D 0E 0F

00000000  53 43 45 00 00 00 00 02  00 00 00 03 00 00 00 00  |SCE.............|
00000010  00 00 00 00 00 00 02 80  00 00 00 00 00 00 d5 24  |...............$|
00000020 - 0000027F  Signed Header data

00000280  00 00 00 03 00 00 00 03  00 00 00 00 00 00 00 00  |................| data as extracted as info0 from UPL.xml.pkg
00000290  20 14 06 19 01 16 08 00  00 00 00 00 00 00 d4 a4  | ...............| build date 2014_0619, release was 2014_0624
000002a0  00 00 00 00 00 00 1a 5a  00 00 00 00 00 00 00 00  |.......Z........|
000002b0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|

000002c0  00 00 00 00 00 00 00 03  00 00 00 00 00 00 00 40  |...............@| data as extracted as info1 from UPL.xml.pkg
000002d0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 d4 a4  |................|
000002e0  00 00 00 00 00 00 00 01  00 00 00 00 00 00 00 01  |................|
000002f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|

00000300  d7 58 49 9b 39 3f 11 47  6a 26 1e eb 1f 01 dd 92  |.XI.9?.Gj&......| data restart
</pre>
|-
|}

==== structure ====
{|class="wikitable"
|-
! Address !! Length !! Value !! Description
|-
| 0x0 || 0x4 || 0x53434500 / ASCII:SCE. || Magic Header
|-
| 0x4 || 0x4 || 0x2 || Version
|-
| 0x8 || 0x2 || 0x0 || SDK type?
|-
| 0x8 || 0x4 || 0x3 || SCE header type; pkg
|-
| 0xC || 0x4 || 0x0 || Meta offset
|-
| 0x10 || 0x8 || 0x280 || Size of sce_shdr + sizeof meta_shdr
|-
| 0x18 || 0x8 || 0x1E0110 || content_size_real
|-
|}