token: ********************
curl --location --request GET 'https://chat.xiaoheihe.cn/chatroom/v2/channel/which_user?to_user_id=8829607&room_id&must_audio=true&client_type=&x_client_type=&os_type=&x_os_type=&x_app=&chat_os_type=&chat_version=' \
--header 'token: <api-key>'
{
"msg": "",
"result": {
"channel_id": 3765434487094845456
},
"status": "ok"
}