sending the SDP answer using the API throws 500 error

https://api.d-id.com/talks/streams/strm_VNeNqMUTIxqYd56WQQ8RK/sdp

methode - post

{
"answer": {
"sdp": "v=0\r\no=- 1540919126770147823 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE\r\na=extmap-allow-mixed\r\na=msid-semantic: WMS\r\nm=audio 0 UDP/TLS/RTP/SAVPF 111\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:n6q/\r\na=ice-pwd:reVlPPMnKw3vti/BUat7Pa77\r\na=ice-options:trickle renomination\r\na=mid:a\r\na=extmap:2 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=recvonly\r\na=rtcp-mux\r\na=rtpmap:111 opus/48000/2\r\na=rtcp-fb:111 transport-cc\r\na=fmtp:111 minptime=10;useinbandfec=1\r\nm=video 0 UDP/TLS/RTP/SAVPF 0\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:/BYs\r\na=ice-pwd:kGxOIrltNIXNaTAjbVv/LspX\r\na=ice-options:trickle renomination\r\na=mid:v\r\na=extmap:2 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=recvonly\r\na=rtcp-mux\r\nm=application 0 UDP/DTLS/SCTP webrtc-datachannel\r\nc=IN IP4 0.0.0.0\r\na=ice-ufrag:n3nW\r\na=ice-pwd:6/Nq5oMvLKCaX00Szac8kf59\r\na=ice-options:trickle renomination\r\na=mid:d\r\na=sctp-port:5000\r\n",
"type": "answer"
},
"session_id": "AWSALB=kj3mijBex5Uane6TScqm/yI/hsqXku3DlzdXAEUdw7qz/JFz54jUp/gNRK+Tr909bnS2DIJhcx6G6SrVFWEJDKeL6l7xbEjEdoWfLETIWuNdn1Wc6Mh4LTUGHASA; Expires=Mon, 01 Jul 2024 11:29:41 GMT; Path=/; AWSALBCORS=kj3mijBex5Uane6TScqm/yI/hsqXku3DlzdXAEUdw7qz/JFz54jUp/gNRK+Tr909bnS2DIJhcx6G6SrVFWEJDKeL6l7xbEjEdoWfLETIWuNdn1Wc6Mh4LTUGHASA; Expires=Mon, 01 Jul 2024 11:29:41 GMT; Path=/; SameSite=None; Secure"
}

response

{"kind":"UnknownError","description":"Internal Server Error"}