# UploadAttachmentOptions
## Properties
**base64_contents** | **String** | Base64 encoded string of file contents. Typically this means reading the bytes or string content of a file and then converting that to a base64 encoded string. |
**content_type** | Option<**String**> | Optional contentType for file. For instance `application/pdf` | [optional]
**filename** | Option<**String**> | Optional filename to save upload with. Will be the name that is shown in email clients | [optional]
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