this is script for download tiktok from snaptik.app using python and nodejs

decode.js

var h = undefined
var u = undefined
var n = undefined
var t = undefined
var e = undefined
var r = undefined


process.argv.forEach(function (val, index, array) {

    if(index === 2) h = val
    if(index === 3) u = parseInt(val)
    if(index === 4) n = val
    if(index === 5) t = parseInt(val)
    if(index === 6) e = parseInt(val)
    if(index === 7) r = parseInt(val)

});

function _0xe61c(d, e, f) {

    var g = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ+/".split("");

    var h = g.slice(0, e);
    var i = g.slice(0, f);

    var j = d.split("").reverse().reduce(function (a, b, c) {
        if (h.indexOf(b) !== -1) 
            return a += h.indexOf(b) * Math.pow(e, c);
    }, 0);

    var k = "";
    while (j > 0) {
        k = i[j % f] + k;
        j = (j - j % f) / f;
    }

    return k || "0";
}

function eval(h, u, n, t, e, r) {
    r = "";

    for (var i = 0, len = h.length; i < len; i++) {
        var s = "";
        while (h[i] !== n[e]) {
            s += h[i];
            i++;
      }
      for (var j = 0; j < n.length; j++) 
            s = s.replace(new RegExp(n[j], "g"), j);
      r += String.fromCharCode(_0xe61c(s, e, 10) - t);
    }
    return decodeURIComponent(escape(r));
}

console.log(eval(h, u, n, t, e, r))

main.py

import requests, subprocess, re
from bs4 import BeautifulSoup

def getParameter():

    token = ""

    r = requests.get("https://snaptik.app")
    print("RESPONSE URL_SITE ", r.status_code)

    soup = BeautifulSoup(r.text, "lxml")

    for el_input in soup.find_all("input"):
        if(el_input.get("name") == "token"):
            token = el_input.get("value")

    return token

def make_req_server(token, url_video):

    headers = {
        'authority': 'snaptik.app',
        'accept': '*/*',
        'accept-language': 'it-IT,it;q=0.9,en-US;q=0.8,en;q=0.7',
        'dnt': '1',
        'origin': 'https://snaptik.app',
        'referer': 'https://snaptik.app/',
        'sec-ch-ua': '"Opera";v="99", "Chromium";v="113", "Not-A.Brand";v="24"',
        'sec-ch-ua-mobile': '?0',
        'sec-ch-ua-platform': '"Windows"',
        'sec-fetch-dest': 'empty',
        'sec-fetch-mode': 'cors',
        'sec-fetch-site': 'same-origin'
    }

    response = requests.get('https://snaptik.app/abc2.php', headers=headers, params = {
        'url': url_video,
        'token': token
    })

    return response

def extract_variable(response):

    list_var = re.findall(r'\(\".*?,.*?,.*?,.*?,.*?.*?\)', response.text)

    res_input = []
    for e in (list_var[0].split(",")):
        res_input.append(str(e).replace("(", "").replace(")", "").replace('"', ""))

    return res_input

def call_decoder(result_list_variable):

    output = subprocess.check_output([
        'node', 'decode.js',
        str(result_list_variable[0]), str(result_list_variable[1]), str(result_list_variable[2]), str(result_list_variable[3]), str(result_list_variable[4]), str(result_list_variable[5])
    ])

    # Get result from decoder
    result = (output).decode("utf-8") 

    return result

def get_url_video(html_page):

    soup_res = BeautifulSoup(html_page, "lxml")

    url_download_video = ""
    for a in soup_res.find_all("a"):

        url = a.get("href")
        url = str(url).replace('\\', "").replace('"', "")

        if("snaptik" in url): 
            url_download_video = url

    return url_download_video


# Main funtion
def main(url_video):

    token = getParameter()
    print("TOKEN => ", token)

    response = make_req_server(token = token, url_video = url_video)
    print("RESPONSE SERVER => ", response.status_code)

    result_list_variable = extract_variable(response)
    print("VARIABLE FIND => ", len(result_list_variable))

    html_response = call_decoder(result_list_variable)

    dd_url_video = get_url_video(html_response)

    print("VIDEO URL => ", dd_url_video)

    r = requests.get(dd_url_video)
    print("RESPONSE VIDEO => ", r.status_code)

main(input("URL => "))