Error when sending request: Got 500 response.

[badhacker0x1]

        def download(songid):
            url = "https://youtube-mp36.p.rapidapi.com/dl"

            querystring = {"id":songid}

            headers = {
                "X-RapidAPI-Key": "apikey",
                "User-Agent":"Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.11) Gecko/20071204 Ubuntu/7.10 (gutsy) Firefox/2.0.0.11",
                "X-RapidAPI-Host": "youtube-mp36.p.rapidapi.com"
            }
            response = requests.request("GET", url, headers=headers, params=querystring).json()
            _results = response["link"]
            return f"{_results}"

            elif "!yd" in msg:
                index = msg.index("!yd")
                query = msg[index+4:]
                reply = download(query)
                sendQuery()