| Name | Type | Description | Notes |
|---|---|---|---|
| amount | int | Shipping amount in cents | |
| carrier | string | Carrier name for the shipment | [optional] |
| tracking_number | string | Tracking number can be used to track the shipment | [optional] |
| method | string | Method of shipment | [optional] |
| metadata | array<string,mixed> | Hash where the user can send additional information for each 'shipping'. | [optional] |