# Dropbox::Sign::SignatureRequestResponseAttachment Signer attachments. ## Properties | Name | Type | Description | Notes | | ---- | ---- | ----------- | ----- | | `id`*_required_ | ```String``` | The unique ID for this attachment. | | | `signer`*_required_ | ```String``` | The Signer this attachment is assigned to. | | | `name`*_required_ | ```String``` | The name of this attachment. | | | `required`*_required_ | ```Boolean``` | A boolean value denoting if this attachment is required. | | | `instructions` | ```String``` | Instructions for Signer. | | | `uploaded_at` | ```Integer``` | Timestamp when attachment was uploaded by Signer. | |