The login packet is encoded with json encoded base64.

Sent from client	true
Sent from server	false

Fields

NOTE: The names of each field is the exact field name sent from the client.
Not all these fields may be correct.

Click a field name for more info and examples.

Data

Name	Type	Description
exp	int	TODO
identityPublicKey	string	TODO
nbf	int	TODO

Extra Data

Name	Type	Description
displayName	string	The name of the player
identity	string	The UUID of the player?

Client Data

Name	Type	Description
ADRole	int	TODO
ClientRandomId	float	TODO
CurrentInputMode	int	TODO
DefaultInpuutMode	int	TODO
DeviceModel	string	The model of the device
DeviceOS	int	TODO
GameVersion	string	The network game version
GuiScale	int	TODO
ServerAddress	string	The server address and port
SkinId	string	The name of the players skin
TenantId	string	TODO
UIProfile	int	TODO

DeviceModel

This field contains the model of the clients device. It is the same one as found in the devices’ settings app.

Example	Device
AMAZON KFGIWI	Kindle Fire HD 8

DeviceOS

This field contains the operating system of the clients device, as an integer.

Value	Example
1	Android
2	iOS
3	OSX
4	FireOS
5	GearVR
6	Hololens
7	Windows 10
8	Windows 32 (desktop app)
9	Dedicated

GameVersion

This field contains the game version of the client, as an integer.

Example	Readable Version
1.0.5	v1.0.5.0 beta
1.1.0.0	v1.1 beta

Example

Here is an example of what data is sent in this packet. Generated using safe_var_dump() and json_encode() in PocketMine-MP.

{
    "exp": 1522581510,
    "extraData":
    {
        "displayName": "Steve",
        "identity": "848dd007-023b-352c-a2a6-d02ac083842f"
    },
    "identityPublicKey": "MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEiq2A3rwdATUYeYbTCT6qkhAaec9VrjNOKBQvrZqrs+AZf3ZIyl0hvwstXCv2wXoB+n83zvk\/oixzv0EMDijqgDNcp2XwcZQhFipMuuEooBFEAXUdeEZog+Y5MW61fdg7",
    "nbf": 1491045509
}
{
   "ADRole": 2,
   "ClientRandomId": -1.5525916071778e+18,
   "CurrentInputMode": 2,
   "DefaultInputMode": 2,
   "DeviceModel": "AMAZON KFGIWI",
   "DeviceOS": 1,
   "GameVersion": "1.0.6.0",
   "GuiScale": 0,
   "ServerAddress": "192.168.1.4:19132",
   "SkinData": "(long base64 string)",
   "SkinId": "Standard_Alex",
   "TenantId": "",
   "UIProfile", 1
}

Packet Info from PocketMine-MP.

Login Packet