{
  "sdpSemantics": "unified-plan",
  "iceServers": [
    {
        "urls": "stun:<DOMAIN>:3478"
    },
    {
        "urls": "stuns:<DOMAIN>:5349"
    },
    {
        "urls": "turn:<DOMAIN>:3478",
        "username": "user",
        "credential": "password"
    },
    {
        "urls": "turns:<DOMAIN>:5349",
        "username": "user",
        "credential": "password"
    }
  ]
}