the convert between object and json using Python.

convert.py

def obj2base64(obj):
    # convert object to base64 string using json
    return base64.b64encode(json.dumps(obj).encode('utf-8')).decode('utf-8')


def base642obj(s):
    # convert base64 string to object using json
    return json.loads(base64.b64decode(s).decode('utf-8'))