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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def reminders_add(self, *, text: str, time: str, **kwargs) -> SlackResponse: """Creates a reminder. Args: text (str):
 The content of the reminder. e.g. 'eat a banana' time (str):
 When this reminder should happen: the Unix timestamp (up to five years from now e.g. '1602288000'), the number of seconds until the reminder (if within 24 hours), or a natural language description (Ex. 'in 15 minutes' or 'every Thursday') """

        self._validate_xoxp_token()
        kwargs.update({"text": text, "time": time})
        return self.api_call("reminders.add", json=kwargs)