curl "https://app.talkover.ai/api/v1/campaigns/campaign-uuid/sftp" \
  -H "Authorization: Bearer talq_your_environment_token_here"

{
  "success": true,
  "data": {
    "id": "sftp-config-uuid-1",
    "campaign_id": "campaign-uuid",
    "host": "sftp.example.com",
    "port": 22,
    "username": "campaigns_user",
    "auth_type": "password",
    "import_path": "/inbox",
    "export_path": "/outbox",
    "import_schedule": "daily",
    "is_enabled": false,
    "last_test_at": "2024-01-10T14:30:00Z",
    "last_test_success": true,
    "created_at": "2024-01-01T10:00:00Z"
  }
}