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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:
 async def get_pinstate_report(self, command):
 """ This method retrieves a Firmata pin_state report for a pin.. See: http://firmata.org/wiki/Protocol#Pin_State_Query :param command: {"method": "get_pin_state", "params": [PIN]} :returns: {"method": "get_pin_state_reply", "params": [PIN_NUMBER, PIN_MODE, PIN_STATE]} """

        pin = int(command[0])
        value = await self.core.get_pin_state(pin)
        if value:
            reply = json.dumps({"method": "pin_state_reply", "params": value})
        else:
            reply = json.dumps({"method": "pin_state_reply", "params": "Unknown"})
        await self.websocket.send(reply)