curl --request POST \
  --url https://qall.io/api/webcall/join \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "assistant_id": 123,
  "caller_name": "Web Caller",
  "text_only": false,
  "variables": {}
}
'

import requests

url = "https://qall.io/api/webcall/join"

payload = {
    "assistant_id": 123,
    "caller_name": "Web Caller",
    "text_only": False,
    "variables": {}
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "call_sid": "<string>",
  "room": "<string>",
  "token": "<string>",
  "url": "<string>",
  "max_duration_s": 123
}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>"
    }
  ]
}