rapid = RapidConnect('SlackIntegration', '3b744317-91c6-48e8-bc90-305a52f36a5f'
    )
result = rapid.call('Slack', 'postMessage', {'token': '', 'channel': '',
    'text': '', 'parse': '', 'linkNames': '', 'attachments': '',
    'unfurlLinks': '', 'unfurlMedia': '', 'username': '', 'asUser': '',
    'iconUrl': '', 'iconEmoji': ''})
Can we send message to user in slack using python script?