from pydantic import BaseModel
from typing import Optional
from datetime import datetime

class AramaxTrackItem(BaseModel):
    OrderNo: Optional[str]
    AramaxReturnId: Optional[str]
    AramaxReturnGUID: Optional[str]
    CreatedAt: Optional[datetime]
    ShipmentUrl: Optional[str]
    AramaxiTrackingNo: Optional[str]