# TransactionCreateRequest


## Fields

| Field                                                                                                                                                                                                                               | Type                                                                                                                                                                                                                                | Required                                                                                                                                                                                                                            | Description                                                                                                                                                                                                                         | Example                                                                                                                                                                                                                             |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `rate`                                                                                                                                                                                                                              | *str*                                                                                                                                                                                                                               | :heavy_check_mark:                                                                                                                                                                                                                  | N/A                                                                                                                                                                                                                                 | ec9f0d3adc9441449c85d315f0997fd5                                                                                                                                                                                                    |
| `async_`                                                                                                                                                                                                                            | *Optional[bool]*                                                                                                                                                                                                                    | :heavy_minus_sign:                                                                                                                                                                                                                  | N/A                                                                                                                                                                                                                                 | false                                                                                                                                                                                                                               |
| `label_file_type`                                                                                                                                                                                                                   | [Optional[components.LabelFileType]](../../models/components/labelfiletype.md)                                                                                                                                                      | :heavy_minus_sign:                                                                                                                                                                                                                  | Print format of the <a href="https://docs.goshippo.com/docs/shipments/shippinglabelsizes/">label</a>. If empty, will use the default format set from <br/><a href="https://apps.goshippo.com/settings/labels">the Shippo dashboard.</a> | PDF_4x6                                                                                                                                                                                                                             |
| `metadata`                                                                                                                                                                                                                          | *Optional[str]*                                                                                                                                                                                                                     | :heavy_minus_sign:                                                                                                                                                                                                                  | N/A                                                                                                                                                                                                                                 | Order ID #12345                                                                                                                                                                                                                     |