def to_python(self, value):
        if value == "":
            return None

        try:
            if isinstance(value, basestring):
                return json.loads(value, object_hook=decode_object)
        except ValueError:
            pass

        return value
Convert our string value to JSON after we load it from the DB
dataset/ETHPy150Open Suor/handy/handy/models/fields.py/JSONField.to_python