SNAC(15,02)  CLI_META_REQ 

This snac used by client to request/update various information (request user info, update user info, people search, send sms, request parameters, request offline messages, unregistration). ICQ server should reply using SNAC(15,03).

 00 15   word   SNAC family
 00 02   word   SNAC subtype
 00 00   word   SNAC flags
 xx xx xx xx   dword   SNAC request-id
 00 01   word   TLV.Type(1) - encapsulated META_DATA
 xx xx   word   TLV.Length
 xx xx   word (LE)   data chunk size (TLV.Length-2)
 xx xx xx xx   dword (LE)   request owner uin
 xx xx   word (LE)   request type (see table below)
 xx xx   word (LE)   request sequence number
 
 ......   ......   data (depending on request type)

Request types list:
 SNAC(15,02)/003C    Offline messages request
 SNAC(15,02)/003E    Delete offline messages request
 SNAC(15,02)/07D0    Meta information request

Example SNAC dump with flap header:

  2A 02 79 75 00 1E 00 15  00 02 00 00 00 07 00 02 *.yu............
  00 01 00 10 0E 00 8F E4  5E 00 D0 07 08 00 2E 04 ........^.......
  06 00 31 32 33 34 35 00                          ..12345.


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