curl --request POST \
  --url https://api.periskope.app/v1/media/migrate-url/batch \
  --header 'Authorization: Bearer <api_key>' \
  --header 'Content-Type: application/json' \
  --data '{
    "urls": [
      "https://storage.googleapis.com/periskope-attachments/2997dd64-89bf-48d3-9a22-b314fca017e5/919876543210/msg_ABCDEF123/file.jpg",
      "https://storage.googleapis.com/periskope-attachments/other-org-id/919876543210/msg_XYZ789/file-2.pdf"
    ],
    "access": "private",
    "expires_in_seconds": 86400
  }'

{
  "results": [
    {
      "index": 0,
      "success": true,
      "url": "https://api.periskope.app/app/media/periskope-attachments/2997dd64-89bf-48d3-9a22-b314fca017e5%2F919876543210%2Fmsg_ABCDEF123%2Ffile.jpg?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
    },
    {
      "index": 1,
      "success": false,
      "error": "URL belongs to a different organization"
    }
  ],
  "migrated_count": 1,
  "failed_count": 1,
  "access": "private",
  "expires_in_seconds": 86400
}