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Messages Utility
rebaserHEAD edited this page Oct 17, 2026
·
5 revisions
Every message in the Utility area: its opcode, direction, how far it is verified, and its fields.
This grouping comes from where the declarations sit today. It claims nothing about what these messages do, and it changes when the client's areas are settled.
Note
Generated from the message declarations at bootstrap ee2b70d by Tools/NexusTomorrow.ProtocolReference. Don't edit it by hand: change the declaration's documentation and regenerate.
| Opcode | Direction | Verified to |
|---|---|---|
0x03EF |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
Unknown1 count |
32 | unsigned |
Unknown1 |
array, counted by Unknown1 count
|
|
Unknown1[] |
8 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0414 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
2 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x042A |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
1 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0431 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 count |
32 | unsigned |
Unknown1 |
array, counted by Unknown1 count
|
|
Unknown1[].Unknown0 |
32 | unsigned |
Unknown1[].Unknown1 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0436 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
14 | unsigned |
Unknown3 |
64 | unsigned |
Unknown4 |
8 | unsigned |
Unknown5 |
8 | unsigned |
Unknown6 |
8 | unsigned |
Unknown7 |
8 | unsigned |
Unknown8 |
8 | unsigned |
Unknown9 |
8 | unsigned |
Unknown10 |
8 | unsigned |
Unknown11 |
8 | unsigned |
Unknown12 |
8 | unsigned |
Unknown13 |
8 | unsigned |
Unknown14 |
8 | unsigned |
Unknown15 |
8 | unsigned |
Unknown16 |
8 | unsigned |
Unknown17 |
8 | unsigned |
Unknown18 |
8 | unsigned |
Unknown19 |
8 | unsigned |
Unknown20 |
8 | unsigned |
Unknown21 |
8 | unsigned |
Unknown22 |
8 | unsigned |
Unknown23 |
8 | unsigned |
Unknown24 |
8 | unsigned |
Unknown25 |
8 | unsigned |
Unknown26 |
8 | unsigned |
Unknown27 |
8 | unsigned |
Unknown28 |
8 | unsigned |
Unknown29 |
8 | unsigned |
Unknown30 |
8 | unsigned |
Unknown31 |
8 | unsigned |
Unknown32 |
8 | unsigned |
Unknown33 |
8 | unsigned |
Unknown34 |
8 | unsigned |
Unknown35 |
8 | unsigned |
Unknown36 |
8 | unsigned |
Unknown37 |
8 | unsigned |
Unknown38 |
8 | unsigned |
Unknown39 |
8 | unsigned |
Unknown40 |
8 | unsigned |
Unknown41 |
8 | unsigned |
Unknown42 |
8 | unsigned |
Unknown43 |
8 | unsigned |
Unknown44 |
8 | unsigned |
Unknown45 |
8 | unsigned |
Unknown46 |
8 | unsigned |
Unknown47 |
8 | unsigned |
Unknown48 |
8 | unsigned |
Unknown49 |
8 | unsigned |
Unknown50 |
8 | unsigned |
Unknown51 |
8 | unsigned |
Unknown52 |
8 | unsigned |
Unknown53 |
8 | unsigned |
Unknown54 |
8 | unsigned |
Unknown55 |
8 | unsigned |
Unknown56 |
8 | unsigned |
Unknown57 |
8 | unsigned |
Unknown58 |
8 | unsigned |
Unknown59 |
8 | unsigned |
Unknown60 |
8 | unsigned |
Unknown61 |
8 | unsigned |
Unknown62 |
8 | unsigned |
Unknown63 |
8 | unsigned |
Unknown64 |
8 | unsigned |
Unknown65 |
8 | unsigned |
Unknown66 |
8 | unsigned |
Unknown67 |
8 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0438 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
32 | unsigned; counts Unknown3, Unknown4
|
Unknown3 |
array, counted by Unknown2
|
|
Unknown3[].Unknown0 |
14 | unsigned |
Unknown3[].Unknown1 |
64 | unsigned |
Unknown4 |
array, counted by Unknown2
|
|
Unknown4[] |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x043A |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
Unknown1 |
1 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0441 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
14 | unsigned |
Unknown3 |
64 | unsigned |
Unknown4 |
14 | unsigned |
Unknown5 |
64 | unsigned |
Unknown6 |
1 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x045A |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
14 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
Unknown4 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0461 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
15 | unsigned |
Unknown1 |
3 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0468 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
Unknown3 count |
32 | unsigned |
Unknown3 |
array, counted by Unknown3 count
|
|
Unknown3[].Unknown0 |
15 | unsigned |
Unknown3[].Unknown1 |
16 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0516 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
14 | unsigned |
Unknown3 |
64 | unsigned |
Unknown4 |
32 | unsigned |
Unknown5 |
7 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0553 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
Unknown1 count |
5 | unsigned |
Unknown1 |
array, counted by Unknown1 count
|
|
Unknown1[].Unknown0 |
64 | unsigned |
Unknown1[].Unknown1 |
64 | unsigned |
Unknown1[].Unknown2 |
18 | unsigned |
Unknown1[].Unknown3 |
the fields below | |
Unknown1[].Unknown3.Unknown0 |
9 | unsigned |
Unknown1[].Unknown3.Unknown1 |
32 | unsigned |
Unknown1[].Unknown4 |
32 | unsigned |
Unknown1[].Unknown5 |
32 | unsigned |
Unknown1[].Unknown6 |
64 | unsigned |
Unknown1[].Unknown7 |
32 | unsigned |
Unknown1[].Unknown8 |
64 | unsigned |
Unknown1[].Unknown9 |
32 | float |
Unknown1[].Unknown10 |
32 | unsigned |
Unknown1[].Unknown11 |
8 | unsigned |
Unknown1[].Unknown12 |
32 | unsigned |
Unknown1[].Unknown13 |
32 | unsigned |
Unknown1[].Unknown14 |
32 | unsigned |
Unknown1[].Unknown15[0] |
the fields below | |
Unknown1[].Unknown15[0].Unknown0 |
3 | unsigned |
Unknown1[].Unknown15[0].Unknown1 |
32 | unsigned |
Unknown1[].Unknown15[0].Unknown2 |
32 | unsigned |
Unknown1[].Unknown15[1] |
the fields below | |
Unknown1[].Unknown15[1].Unknown0 |
3 | unsigned |
Unknown1[].Unknown15[1].Unknown1 |
32 | unsigned |
Unknown1[].Unknown15[1].Unknown2 |
32 | unsigned |
Unknown1[].Unknown16 |
18 | unsigned |
Unknown1[].Unknown17 count |
3 | unsigned |
Unknown1[].Unknown17 |
array, counted by Unknown1[].Unknown17 count
|
|
Unknown1[].Unknown17[] |
32 | unsigned |
Unknown1[].Unknown18 count |
4 | unsigned |
Unknown1[].Unknown18 |
array, counted by Unknown1[].Unknown18 count
|
|
Unknown1[].Unknown18[] |
32 | unsigned |
Unknown1[].Unknown19 count |
6 | unsigned |
Unknown1[].Unknown19 |
array, counted by Unknown1[].Unknown19 count
|
|
Unknown1[].Unknown19[].Unknown0 |
14 | unsigned |
Unknown1[].Unknown19[].Unknown1 |
64 | unsigned |
Unknown1[].Unknown20 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0554 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0567 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
8 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x056B |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x056C |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
64 | unsigned |
Unknown3 |
18 | unsigned |
Unknown4 count |
3 | unsigned |
Unknown4 |
array, counted by Unknown4 count
|
|
Unknown4[] |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x056D |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 count |
4 | unsigned |
Unknown2 |
array, counted by Unknown2 count
|
|
Unknown2[] |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0694 |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x071C |
server to client | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
the fields below | |
Unknown0.Unknown0 |
14 | unsigned |
Unknown0.Unknown1 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x03E0 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
varies | wide string |
| Opcode | Direction | Verified to |
|---|---|---|
0x03E8 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
| (none) | 0 |
| Opcode | Direction | Verified to |
|---|---|---|
0x03F0 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
| (none) | 0 |
| Opcode | Direction | Verified to |
|---|---|---|
0x0411 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0412 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
2 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0439 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x043B |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x043E |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0459 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
14 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
Unknown4 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x045C |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0460 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
15 | unsigned |
Unknown1 |
3 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0463 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
Unknown3 |
14 | unsigned |
Unknown4 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x04ED |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
2 | unsigned |
Unknown1 |
varies | wide string |
| Opcode | Direction | Verified to |
|---|---|---|
0x0504 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
64 | unsigned |
Unknown1 |
14 | unsigned |
Unknown2 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0512 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
14 | unsigned |
Unknown1 |
64 | unsigned |
Unknown2 |
varies | wide string |
| Opcode | Direction | Verified to |
|---|---|---|
0x0522 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
14 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0523 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
14 | unsigned |
Unknown1 |
64 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0552 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x056E |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
| (none) | 0 |
| Opcode | Direction | Verified to |
|---|---|---|
0x0693 |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
| (none) | 0 |
| Opcode | Direction | Verified to |
|---|---|---|
0x071B |
client to server | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
the fields below | |
Unknown0.Unknown0 |
14 | unsigned |
Unknown0.Unknown1 |
64 | unsigned |
Unknown1 |
32 | unsigned |
Unknown2 |
32 | unsigned |
Unknown3 |
32 | unsigned |
| Opcode | Direction | Verified to |
|---|---|---|
0x0550 |
both ways | unverified |
| Field | Bits | Encoding |
|---|---|---|
Unknown0 |
32 | unsigned |
| Piece | Path |
|---|---|
| Message declarations | Source/NexusTomorrow.Network.World/Message/Model/Utility/ |
| This page's generator | Tools/NexusTomorrow.ProtocolReference/ |
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