1: payload: token.

2: payload: token.

3: payload: ip packet.

4: payload: nil.

5: payload: nil.

6: payload: nil.

packet type.

7: payload: nil.

8: payload: json([port]).

9: payload: [4096]bytes in random.

10: payload: nil.

11: payload: byte size(uint64).

12:.

header(26) + type(1).

ReqId + Type + Payload.

to verify auth iv + userid + // header (18) crc32(payload) // checksum (4) len(payload) + payload // payload (2+n).