curl --request GET \
  --url https://api.yourdomain.com/api/chats/chat_123abc \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "chat": {
    "id": "chat_123abc",
    "name": "Project Discussion",
    "createdAt": "2024-01-15T10:30:00Z",
    "updatedAt": "2024-01-15T14:20:00Z"
  },
  "message": "Chat retrieved successfully"
}