ok... the packet isnt hard to understand at all...
00006982<ID>070200024E2106000100
00006982 - action code for using skill, for chating packet it is 0000526C
<ID> - your character ID or the ID of a certain NPC
The rest are Parameters, such as:
4E21 - this is the skill number, 20001, which is smash
This applies to almost every packet,
transform action code is 0000698A by the way
for example, the new packet given by SSDarkLink
0000526C<Character ID here>37020001000600324920616D20612064756D622066406 7676F742077686F20747269656420647570696E672E2E2E796 57420616761696E2E2E00
0000526C - is to chat
<Character ID here> - is your ID
4920616D20612064756D6220664067676F742077686F207472 69656420647570696E672E2E2E79657420616761696E2E2E00 - is the string "I am a dumb f@ggot who tried duping...yet again.."
Can be converted here: