---
title: "Download previous attachment"
method: GET
path: "/v1/projects/{projectId}/registrations/{registrationId}/attachments/{attachmentId}"
tags: ["registrations"]
---

# Download previous attachment

`GET /v1/projects/{projectId}/registrations/{registrationId}/attachments/{attachmentId}`

## Request

- Base URL: `https://senderid.registrations.api.sinch.com`
- URL: `https://senderid.registrations.api.sinch.com/v1/projects/{projectId}/registrations/{registrationId}/attachments/{attachmentId}`
- Auth: OAuth 2
  - Client credentials
  - Token URL: `https://auth.sinch.com/oauth2/token` scopes: `read`

Download attachments previously added to the registration.

## Path parameters

- `projectId` string, required
- `registrationId` string, required
- `attachmentId` string, required

## Response `200`

Request Successful with binary file returned in octet stream

## Other responses

- `404`: registration/document not found

---

[API](https://skmtc.dev/sinch/apis/sinch-sender-id-registrations-api.md) - [All operations](https://skmtc.dev/sinch/apis/sinch-sender-id-registrations-api/llms.txt) - [OpenAPI document](https://skmtc.dev/sinch/apis/sinch-sender-id-registrations-api/revisions/fe69a3ac7d43?raw)