Retrieves a specified order.
| project_id required | integer Project ID. You can find this parameter in your Publisher Account next to the name of the project.  Example:  44056 | 
| order_id required | string Order ID.  Example:  656 | 
Successful order request.
Order not found. Make sure the project_id and the order_id are correct.
{- "order_id": 1,
- "status": "paid",
- "content": {- "price": {- "amount": "30",
- "amount_without_discount": "30",
- "currency": "USD"
 },
- "is_free": false,
- "items": [- {- "sku": "com.xsolla.item_1",
- "quantity": 1,
- "is_free": false,
- "price": {- "amount": "30",
- "amount_without_discount": "30",
- "currency": "USD"
 }
 }
 ]
 }
}