curl --request GET \
  --url https://your-instance.example.com/api/conversation/all \
  --header 'Authorization: Bearer <token>'

{
  "conversations": [
    {
      "_id": "65d3e0f0a0b0c0d0e0f0a0b0",
      "contactId": "65c2d0e0f0a0b0c0d0e0f0a0",
      "channelType": "sms",
      "isAutopilot": true,
      "isResolved": false,
      "lastMessageTime": "2026-05-18T13:45:00.000Z"
    }
  ]
}