python-jwt-token

#!/usr/bin/env python3

import datetime
import jwt # pip install pyjwt

app_id = 'SIGLA'
shared_secret = 'add_secret_here'
now = datetime.datetime.utcnow()
token_dict = dict(
    iss = app_id,
    iat = now,
    exp = now + datetime.timedelta(seconds=3600),
    app = app_id,
)
token = jwt.encode(token_dict, shared_secret, algorithm='HS256')

print(token)