Kuaishou __nsTokensig and sig signature

Both values ​​of Kuaishou are in the java layer:

There are already many analytical steps in the market. . . Let's go directly to the source code of the dry goods here.

# -*- coding: utf-8 -*-
# @Author  : Codeooo
# @Time    : 2022-10-14


import uuid
import hashlib
from urllib.parse import unquote


def get_NStokensig(sig