Order Settings:
- Import orders automatically: Yes
- Order status to import: All / Paid only
- Assign to warehouse: [Select warehouse]

Inventory Settings:
- Sync inventory: Yes
- Sync frequency: Real-time / Every 15 min / Hourly
- Stock buffer: 0 (optional safety stock to hold back)

GET /api/v1/integrations/mercadolibre/accounts

{
  "success": true,
  "data": {
    "accounts": [
      {
        "id": "123456789",
        "nickname": "MYSTORE",
        "site_id": "MLA",
        "connected_at": "2024-01-15T10:30:00Z",
        "status": "active"
      }
    ]
  }
}

POST /api/v1/integrations/mercadolibre/sync/orders

{
  "account_id": "123456789",
  "date_from": "2024-01-01",
  "date_to": "2024-01-15"
}

POST /api/v1/integrations/mercadolibre/inventory/sync

{
  "account_id": "123456789",
  "items": [
    {
      "item_id": "MLA1234567890",
      "available_quantity": 50
    }
  ]
}