curl --request POST \
  --url 'https://api.example.com/api/threads' \
  --header 'x-widget-token: YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "subject": "string",
  "message": "string",
  "channel": "string",
  "meta": {},
  "provider": "string"
}'

{
  "thread": {},
  "messages": [
    {
      "id": "string",
      "sender": "string",
      "text": "string",
      "timestamp": "2026-07-24T12:00:00Z"
    }
  ]
}