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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 api_params(service, file_id, owner_token, download_limit):
 """Change the download limit for a file hosted on a Send Server"""

    service += 'api/params/%s' % file_id
    r = requests.post(service, json={'owner_token': owner_token, 'dlimit': download_limit})
    r.raise_for_status()

    if r.text == 'OK':
        return True
    return False