Get Invoice Attachments

curl --request GET \
     --url 'https://www.zep-online.de/zepinstanz/next/api/v1/invoices/{invoice}/attachments' \
     --header 'Accept: application/json' \
     --header 'Authorization: Bearer {token}'

{
	"data": [
        {
            "id": 1,
            "invoice_id": 101,
            "filename": "invoice_2024_001.pdf",
            "original_filename": "Invoice-Acme-Corp-2024-001.pdf",
            "mime_type": "application/pdf",
            "file_size": 245760,
            "upload_date": "2024-01-15T10:30:00.000000Z",
            "description": "Main invoice document",
            "created": "2024-01-15T10:30:00.000000Z",
            "modified": "2024-01-15T10:30:00.000000Z"
        },
        {
            "id": 2,
            "invoice_id": 101,
            "filename": "supporting_docs.zip",
            "original_filename": "Supporting-Documents.zip",
            "mime_type": "application/zip",
            "file_size": 1048576,
            "upload_date": "2024-01-15T11:00:00.000000Z",
            "description": "Additional supporting documentation",
            "created": "2024-01-15T11:00:00.000000Z",
            "modified": "2024-01-15T11:00:00.000000Z"
        }
	]
}