BNGX SHOP

{
 "ReqInfo": {
  "UserID": 18266196814,
  "RoomID": 2102795311971457025,
  "RoomType": 1,
  "GameMode": 74,
  "ServiceRoomID": 2102795311971457025,
  "MapID": 11,
  "IsReconnect": 0,
  "CustomRoomIndex": 0,
  "GroupIcon": 0,
  "IsPCClient": 0,
  "IsEmulator": 1,
  "IsEmulatorPool": 0,
  "SystemPlatform": 1,
  "CPUType": 2,
  "ChannelType": 3,
  "EnableFFANTIHACKTick": 1,
  "ClientLanguage": 1,
  "CountryCode": "MA",
  "Role": 0,
  "BuildVariantType": 1,
  "NewbieChoice": 2,
  "FactionType": 0,
  "RankMapCount": 1,
  "IfHaveMapsBonus": 0,
  "GSReplayEnabled": 0,
  "AccountType": 4,
  "ClientVersion": "1.132.7",
  "ClientVersionCode": "2019121229",
  "ClientUrl": "csoversea.stronghold.freefiremobile.com;0.0.0.0;34.126.76.45;34.87.177.14;34.87.170.230;35.185.183.57",
  "NoPowerGun": 0,
  "Gender": 0,
  "FriendCount": 0,
  "IsCadet": 0,
  "DriftBottleOwnerID": 18272987150,
  "DriftBottleOwnerName": "ﻎﻠﻬﻤﺗﺎﺨﻜﻋﺎﻛ٦",
  "MobileReplayEnabled": 1,
  "Workshop": {
   "WorkshopShareCode": "",
   "WorkshopMapName": "",
   "IsUnlimitedAmmo": 0,
   "ModeSetting": [],
   "ClientEventsWhiteList": [],
   "IsUnlimitedBullet": 0,
   "IsUnlimitedGloowall": 0,
   "IsUnlimitedThrowables": 0,
   "UGCCustomMissions": [],
   "NEW_0x50": {
    "Value": ""
   }
  },
  "RelationshipInfos": [],
  "IsSpecialPool": 0,
  "IsTransferReport": 1,
  "IsHalfWayJoin": 0,
  "ShowDamageType": 0,
  "WeaponProficiencyMaxItemID": 0,
  "UGCGameDataMD5": [],
  "QuickMsgVocal": 0,
  "IsBagShow": 1,
  "SamoAIParam": "",
  "MapLayerID": 0,
  "IsVoiceBeMuted": 0,
  "IsReconnectWithoutParseToken": 0,
  "GroupMode": 0,
  "MatchMode": 1,
  "IsAIChatOpen": 0,
  "NEW_Ticks_0xD8": 639257747858432400,
  "NEW_byte_0xE0": 2,
  "NEW_bool_0xE1": 0,
  "GameServerAddr": "154.206.73.169",
  "SessionKeyHandshakeHex": "a46fd4bf63866a422daa9e972965027c13156fdc0505f71e13579e19de09ec56"
 },
 "TokenPart2": "BS0FmZ0tBb0FMQXBnTDJ2alAxUWJ5Q3dDS0RBWUl6cGFBaGtTQ0RSVmhYemcyT0RVNU9ESTBNVFEzTXpJMk1URTBPVGk2RGdEUURnSHFEZ295TURFNU1USXhNakk1IiwiZXhwIjoxNzkwMTgwNzQ1fQ.0u6_avhVcvuHx9Tz0zu7SMA8LI2nZHkfZuMlFsQjHgQ"
}

import struct, socket, zlib, random
from Crypto.Cipher import AES

ak  = b'\x19G\xb9t\xd9s\xf3\x7fB\x06\x018B\x00\x100'
aiv = b'(\x7f\xcaz\xf9g\xf3ze\x02\x01\x10@@\x000'
account_id = 16074767400
kts = 1789919261
token = "eyJhbGciOiJIUzI1NiIsInN2ciI6IjEiLCJ0eXAiOiJKV1QifQ.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.aX_fvvz1Mayt8FBkH-38rDb0FI7x2uec-0JvAXat_eA"
server_addr = "98.98.162.66"
server_port = 39801
region = 0x15
need_watermark = False
watermark_enabled = False
watermark_key = None

def aes_encrypt(data, key, iv):
    c = AES.new(key, AES.MODE_CBC, iv)
    p = 16 - (len(data) % 16)
    return c.encrypt(data + bytes([p]) * p)

def calc_init_watermark(addr, port, key):
    try:
        ip4 = socket.inet_aton(addr)
    except OSError:
        return 0
    buf = bytearray(6)
    buf[0:4] = ip4[:4]
    buf[4] = (port >> 8) & 0xFF
    buf[5] = port & 0xFF
    b = bytes(buf)
    if key:
        b += key.encode("utf-8")
    return zlib.crc32(b) & 0xFFFFFFFF

def serialize(cmd, region, data, account_id, kts, addr, port,
              need_watermark, watermark_enabled, watermark_key):
    out = bytearray()
    out.append(cmd & 0xFF)
    out.append(region & 0xFF)
    if (cmd - 0x65) & 0xFF <= 0x31:
        out += struct.pack(">Q", account_id & 0xFFFFFFFFFFFFFFFF)
        out += struct.pack(">I", kts & 0xFFFFFFFF)
        if need_watermark and watermark_enabled:
            wm = 0 if not watermark_key else calc_init_watermark(addr, port, watermark_key)
            out += struct.pack(">I", wm)
    if len(data) != 0:
        out += struct.pack(">i", len(data))
        out += bytes(data)
    return bytes(out)

cmd = random.randint(0x65, 0x95)
data = aes_encrypt(token.encode("utf-8"), ak, aiv)
pkt = serialize(cmd, region, data, account_id, kts, server_addr, server_port,
                need_watermark, watermark_enabled, watermark_key)
print("cmd", hex(cmd))
print(pkt.hex())